- The least number to be subtracted from 4218 so that the resulting number when divided by 13, 17 and 19 will leave in each case the same reminder 10 is -
- If x = 2+√3, then the value of x2 - 4x + 2 is
- One pipe can fill a drum in 15 minutes. Another pipe at the bottom of the drum can empty it in 30 minutes. When both the pipes are opened, then how long will it take to fill the drum?
- A man buys two chairs for a total cost of Rs. 800. By selling one at 3/4 of its cost price and the other at 4/3 of its cost price, he loses Rs. 25. What did he pay for the chairs?
- A' can complete a piece of work in 12 days. 'A' and 'B' together can complete the same piece of work in 8 days. In how many days can 'B' alone complete the same piece of work?
- A photograph has to be taken of the management committee. There are seven chairs. The centre chair can only be occupied by the president and left extreme chair by the secretary. In how many combinations can the photograph be taken?
- A and B enter into a partnership investing Rs. 12,000 and Rs. 16,000 respectively. After 8 months, C also joins the business with a capital of Rs. 15,000. the share of C in a profit of Rs. 45,600 after two years is:
- If x is a number midway between 10 and 16 and y is half of 78, then y/x =
- The graphs of the equations 25x + 75y = 225 and x = 9 meet at the point
- In how many different ways can the letters of the word 'DIRTY' be arranged?
- A 200 meter long train crosses a platform of double its length in 36 seconds. What is the speed of the train in KMPH?
- In a mixed fertilizer the ratio of the potash and urea is 5:2. If 4 kg of urea is added to 28 kg of this fertilizer then the ratio of the urea and potash in the new mixture is -
- A shopowner gives a discount of 10% on the marked price of a radio, but in the bargain makes a profit of 10%. If the marked price is Rs. 330, then the cost price is
- [(4)3 * (5)4] ÷ (4)5 = ?
- If the numerator of a fraction is increased by 200% and the denominator is increased by 300%, the resultant fraction is 15/26. What was the original fraction?
- 2187, 729, 243, 81, 27, 9, ?
- Two circular metallic discs have a thickness of 15 mm. Their areas are in the ratio of 9:1. The smaller dia disc is pressed against the bigger disc and rotated around it on a flat surface. How many times will the small disc rotate before it completes one circle of the bigger disc?
- The single discount equivalent to two successive discount of 20% and 5% is -
- 93 * 45 ÷ 25 = ?
- Vikas spends 40% of his monthly income on food articles, 40% of the remaining in clothes and 50% of the remaining on transportation. He saves Rs. 900 which is 50% of the remaining amount after spending on all the heads. What is the difference between the amount he spends on clothes and transportation?
- Of the two kinds of alloys, silver and copper are contained in the first in the ratio of 5:1 and in the other in the ratio 7:2. In what ratio of the two alloys should be melted and mixed together so as to make up a 5 kg mass with 80% of silver -
- Rs. 25,000 is borrowed at compound interest at the rate of 3% for the first year, 4% for the second year and 5% for the third year. The amount to be paid after 3 years is
- Calculate the number of bricks, each measuring 25 cm x 12.5 cm x 7.5 cm required to build a wall 6 m long, 5 m high and 50 cm thick, while the mortar occupies 5% of the volume of the wall -
- A truck covers a distance of 360 kms in 8 hrs. A car covers the same distance in 6 hrs. What is the respective ratio between the speed of the truck and the car?
- The simple interest accrued on an amount of Rs. 20,000 at the end of three years is Rs. 7,200. What would be the compound interest accrued on the same amount at the same rate in the same period?
- The radius of a circle is 13 cm and AB is a chord which is at a distance of 12 cm from the centre. Then the length of the chord is
- 3/4th of 2/9th of 1/5th of a number is 249.6. What is 50% of the number?
- If 24 men can do a piece of work in 27 days working 7 hours per day, in how many days can 14 men do it working at the rate of 9 hours per day?
- (27)18 ÷ (27)3 = ?
- The perimeter of rectangular field is 52 m. If the length of the field is 2 m more than thrice the breadth, than what is the breadth of the field?
- (-251 x 21 x -12) ÷ ? = 158.13
- The average age of a class of 80 girls was 20 years, the average age of 20 of them was 22 years and that of another 20 was 24 years. Find the average age of the remaining girls.
- If two adjacent sides of a rectangular parallelepiped are 1 cm and 2 cm and the total surface area of the parallelepiped is 22 square cm, then the diagonal of the parallelepiped is
- The difference between two, two-digit numbers is one-third of one of the numbers. What is definitely the sum of these two numbers?
- A man purchases two fans for Rs. 2,160. By selling one fan at a profit of 15% and the other at a loss of 9% he neither gains nor loses in the whole transaction. Find the cost price of each fan in Rs.
- On side of a right-angled triangle is 126 cm. The difference between the hypotenuse and the other side is 42 cm. The length of the hypotenuse is -
- The cost of five chairs and three tables is Rs. 3110. Cost of one chair is Rs. 210 less than cost of one table. What is the cost of two tables and two chairs?
- 35568 ÷ ?% of 650 = 456
- The sum of three numbers is 98. If the ratio of the first to the second is 2:3 and that of the second to the third is 5:8 then the second number is -
- 25.05% of 2845 + 14.95 x 2400 = ?
- A trade man marks his goods at 25% above the cost price. If he allows his customer 10% discount how much percent profit does he make?
- Find the average of the following set of scores: 152, 635, 121, 423, 632, 744, 365, 253, 302
- The average of 30 results is 20 and the average of other 20 results is 30. What is the average of all the results?
- A photograph of size 18 cm x 12 cm is enlarged, so that its new length becomes 27 cm. The breadth of the enlarged photograph will be -
- The population of a town increased from 175000 to 262500 is a decade. The average percent increase if population per year is -
- The speed of a metro engine is 42 km/hr when no compartment is attached and reduction of speed is directly proportional of the square root of the number of compartments attached. If the speed of the train carried by this engine is 24 km/hr when 9 compartments are attached, the maximum number of compartments that can be carried by the engine is -
- Neeraj, Vikas and Manav enter into a partnership. Neeraj invests some amount at the beginning. Vikas invests double the amount after 6 months and Manav invests thrice the amount invested by Neeraj after 8 months. They earn a profit of Rs. 45,000 at the end of the year. What is Manav's share in the profit?
- What should come in place of the question mark (?) in the following series? 3 3 12 108 ? 43200
- A dealer buys a table listed at Rs. 1,500 and gets successive discounts of 20% and 10%. He spends Rs. 20 on transportation and sells it at a profit of 20%. The selling price of the table is
- In a History examination, the average for the entire class was 80 marks. If 10% of the students scored 95 marks and 20% scored 90 marks, what was the average marks of the remaining students of the class?
- A boatman can row his boat at a speed of 8 km per hour in still water. If a river flows at a speed of 2 km per hour, then how long will the boatman take to row his boat 1200 meters with the direction of the current?
- 1/2 of 3842+15% of ? = 2449
- In the following number series a wrong number is given. Find out the number. 479 310 431 350 301 374 383
- The population of a town in 126800. It is increased by 15% in the 1st year and decreases by 20% in the 2nd year. What is the population of the town at the end of 2 years?
- 7413, 7422, 7440, ?, 7503, 7548
- The least number which must be subtracted from 2361 to make it a perfect square is
- The age of a father is three times that of his son. After 5 years to double of father's age will be five times of the age of the son. The present age of the son. The present age of father and son is -
- What is the last digit before the three zeroes in the value of 19!
- (98)2 + (?)2 = (149)2 - (78)2 - 737
- Rs. 1000 becomes Rs. 1200 in 2 years at a certain rate of simple interest. If the rate of interest is increased by 4%, what amount will Rs. 1000 become in 3 years?
- 514789 - 317463 - 87695 - 11207 = ?
- The average age of a class is 15.8 years. The average age of the boys in the class is 16.4 years, while that of the girls is 15.4 years. What is the ratio of boys to girls in the class?
- [(144)2 ÷ 48 X 18] ÷ 36 = √?
- A dealer of sarees sold two types of sarees viz. A & B. On A type of sarees he announced 20% discount and on B type of sarees he announced 15% discount. If a person bought A type of saree at Rs. 640 and B type of saree at Rs. 170, what was the actual total cost of the sarees?
- The profit earned after selling an article for Rs. 996 is the same as loss incurred after selling the article for Rs. 894. What is the cost price of the article?
- What approximate value should come in place of the question mark(?) in the following question? 180√? + 2196 = 9856 - 4905
- The batting average of 400 innings of cricket player is 50 runs. His highest score exceeds his lowest score by 172 runs. If these two innings are extended the average of the remaining 38 innings is 48. What was his highest score?
- 19.5% of 524 = ?
- Mallika purchased some pigeons. 10% died. Of the remaining, 25% flew away. Now 27 pigeons remain. How many pigeons had Mallika purchased?
- The profit after selling a pair of trousers for Rs. 863 is he same as the loss incurred after selling the same pair of trousers for Rs. 631. What is the cost price of the pair of trousers?
- 434.43 + 43.34 + 3.44 + 4 + 0.33 = ?
- Areas of three adjacent faces of rectangular parallelepiped are 12 sq.m., 15 sq.m and 20 sq.m. The volume (in cu.m.) of the parallelepiped is
- A spherical ball of lead 3 cm in diameter is melted and recast into three spherical balls. The diameter of two of these are 1.5 cm and 2 cm respectively. The diameter of the third ball is
- (17891 + 16239 - 26352) * ? = 93336
- 8195 ÷ 745 + ? * 12 = 7847
- The age of Khushi and Jagriti are in the ratio of 5:8 respectively. After 8 yrs the ratio of their age will be 3:4. What is the difference in their ages?
- If the perimeter of a certain rectangle is 76 and its area is 360, then what is the length of its shortest side?
- A can do a piece of work in 10 days while B alone can do it in 15 days. They work together for 5 days and rest of t he work is done by C in 2 days. If they get Rs. 450 for the whole work how should they divide the money?
- √? * √3025 = 2695
- Mr. Rao invests a sum of Rs. 41.250 at the rate of 6% per annum. What approximate amount of compound interest will be obtain at the end of 3 years?
- 0.08 * ? * 1.6 = 0.2944
- The ratio of sides of triangle is 3 : 4 : 5 and area of the triangle is 72 square unit. Then the area of an equilateral triangle whose perimeter is same as that of the previous triangle is
- Three numbers are in the ratio 3:2:5. The sum of their square is 1862. the smallest of these number is:
- The sum of the two digits of a two digit number is 12 and the difference between the two digits of the two digit number 6. What is the two-digit number?
- A rectangular field of 60 meters length and 40 meters width is to be surrounded by a road 5 meter wide if the cost of making one meter road is Rs. 500, what would be the cost of making the entire road?
- The L.C.M. of the polynomials (36x2 - 49) and (6x2 - 5x + 21) is -
- The average of four consecutive numbers A, B, C and D respectively is 56.5. What is the product of A & C?
- What number must be added to each of 4, 10, 12, 24, so that the resulting numbers are in proportion?
- A positive integer when divided by 425 gives a remainder 45. When the same number is divided by 17, the remainder will be -
- If an amount of Rs. 1,72,850 is equally distributed amongst 25 people, how much amount would each person get?
- (23.6 % of 1254) - (16.6% of 834) = ?
- In a class of 40 students and 8 teachers, each student got sweets that are 20% of the total number of students and each teacher got sweets that are 25% of the total number of students. How many sweets were there?
- Total expenses of a boarding house are partly fixed and partly varying linearly with the number of boarders. The average expense per boarder is Rs. 700 when there are 25 boarders and Rs. 600 when there are 50 boarders. What is the average expense per boarder when there are 100 boarders?
- In how many years Rs. 6,000 will become Rs. 6,945.75 at the rate to 5% compound interest?
- Ms. Deepti Jain invests 11% of her monthly salary, i.e. Rs. 5,236 in Fixed Deposits. Later she invests 19% of her monthly salary on Life Insurance Policies; she also invests another 7% of her monthly salary on Mutual Funds. What is the total annual amount invested by Ms. Deepti Jain?
- A train is running at a speed of 90 km/hr. If it crosses a signal in 10 sec, the length of the train in metres is
- In order to pass in an exam a student is required to get 975 marks out of the aggregate marks. Priya got 870 marks and was declared failed by 7 percent. What are the maximum aggregate marks a student can get in the examination?
- [(12)2 X (14)2] ÷ (16)2 = ?
- The perimeter of a semicircular path is 36m. find the area of this semicircular path.
- A man sells an article at 5% profit. If he had bought it at 5% less and it Rs. 1 less, he would have gained 10%. The cost price of the article is -
- The circumradius of the triangle formed by the straight line 3x + 4y = 12 and the coordinate axes is
- How is 3/4 expressed as percentage?
- One-fifth of a number is 62. What will 73% of that number be?
- A frog tries to come out of a dried well 9 m deep with slippery walls. Every time the frog jumps 60 cm, he slides back by 30 cm. How many jumps will the frog have to take to come out of the well?
- What approximate value should come in place of the question mark (?) in the following question? 6523 ÷ 544 X 1.2 = ?
- 840.0003 ÷ 23.999 = ?
- A sum of money is divided among A, B, C and D in the ratio of 3:5:9:13 respectively. If the share of C is Rs. 2,412 more than the share of a, then what is the total amount of money of B & D together?
- A sphere and a hemisphere have the same volume. The ratio of their radii is
- A man borrows Rs. 50,000 at 4% compound interest per annum. The the total amount of money he has to pay after 2 yrs is -
- A contractor undertakes to construct a road in 25 days and engages 28 workers. After 18 days he find that only 2/3 of the work is done. How many more workers he should now engage in order to finish the work in time?
- 8059 - 7263 - ? x 40
- A man invests Rs. 3000 at a rate of 5% per annum. How much more should be invest at a rate of 8%, so that he can earn a total of 6% per annum?
- If a = x+y, b = x-y, c = x+2y, then a2+b2+c2-ab-bc-ca is
- What is 25% of 75% of 3/5th of 4240?
- If the income of Ram is 20 less than Shyam, then Shayam's income is greater than that of the Ram's by
- The population of a village decreases at the rate of 20% per annum. If its population 2 years ago was 10,000, the present population is
- If a brass cone of radius 10 cms and height 10 cms is melted and cast into a sphere, the radius of the cast sphere is likely to be closest to:
- The total expenses of a boarding house are partly fixed and partly varying linearly with the number of boarders. The average expense per boarder is Rs. 700 when they are 25 boarders and Rs. 600 when there are 50 boarders. What is the average expense per boarder when there are 100 boarder?
- What approximate value should come in place of the question mark (?) in the following equation? 18856 ÷ 195 x 148 + 1698 = ?
- The purchase price of 20 horses is equal to the sale price of 16 horses. The percentage of benefit is -
- A vessel full of water weights 40 kg. If it is half filled, its weight is 30 kg. The weight of the empty vessel is -
- Pipe A can fill an empty tank in 30 hours while pipe B can fill it in 45 hours. Pipe A and B are opened and closed alternatively, i.e., first pipe A is opened, then B, again A and then B and so on for 1 hour each time without any time lapse. In how many hours will the tank be filled when it was empty, initially?
- The difference between a discount of 40% on Rs. 5,000 and two successive discounts of 36% and 4% on the same amount is
- 4, 16, 36, 64, 100, ?
- Parag walks 226 meters every day. How many kilometers will he walk in five weeks?
- A publisher printed 2000 copies of a book at a cost of Rs. 70,000. He distributes 400 copies free as specimen copies. He gave 30% discount on printed price and the printed price of each book is Rs. 75. What is his gain or loss percentage?
- 15% of 6500 = ?% of 12500
- (7857 + 3596 + 4123) ÷ 96 = ?
- The average of five consecutive numbers is 61. What is the average of last three consecutive numbers?
- 150 cc of pure alcohol is dilute by adding 650 cc of water. The new 800 cc mixture contains the following quantity of pure alcohol -
- 36% of 4800 * 0.2% of 1320 = ?
- (186 x 270.99) ÷ 40 = ?
- In a class of 240 students, each student got sweets that are 15% of the total number of students. How many sweets were there?
- Water can be supplied to a tank through two taps. The empty tank can be filled with water by the first tap in 1 hr. and by second tap in 30 minutes. If both the tap are opened at the same time, in what time will the empty tank be filled with water?
- 16% of 450 ÷ ?% of 250 = 4.8
- A person buys an article for Rs. 120 and sell at Rs. 150. Find gain percent.
- In an election, there are two candidates only. The one who gets 63% of votes is elected by a majority of 650 votes. Find the number of votes polled to the candidates who lost the election.
- Two trains of length 150 m and 250 m run on parallel lines. When they run in the same direction it will take 20 seconds to cross each other and when they travel in opposite direction it will take 5 seconds. Then speeds of the two trains are -
- The length of a rectangular plot is increased by 40 percent. By what percent, the breadth should be increased so that the area of the plot is increased by 75 percent?
- In a circular pond a fish starts from a point on the edge, swims 600 meters due north to reach another point on the edge, turns east and swims 800 meters to reach yet another point on the edge. The diameter of the pond is -
- 621 x ? x 6 = 152766
- A watch which gains uniformly is 5 minutes slow at 8 o'clock in he morning on Sunday and is 5 minutes 48 seconds fast at 8 pm on following Sunday. When was it correct?
- Jeevan bought 30 kg of rice at the rate of Rs. 18.50 per kg. and 20 kr. of rice at the rate of Rs. 23.50 per kg. He mixed these two types of rice. Approximately, at what price per kg. should be sell the mixture to make 45% profit?
- Ms. Himani invests 13% of her monthly salary, i.e. Rs. 8,554 in Mediclaim Policies. Later she invests 23% of her monthly salary on Child Education Policies; also she invests another 8% of her monthly salary on Mutual Funds. What is the total annual amount invested by Ms. Himani?
- (78.95)2 - (43.35)2 = ?
- The simple interest accrued on an amount of Rs. 84,000 at the end of three years is Rs. 30,240. What would be the compound interest accrued on the same amount at the same rate in the same period?
- The curved surface of a cylinder is 264 m2. Its volume is 924 m3. The height of the cylinder must be -
- 36% of 245-40% of 210 = 10- ?
- In the following number series a wrong number is given. Find out the wrong number 7 9 16 27 47 77 119
- Two poles of heights 7 feet and 12 feet are standing in a ground 12 feet apart. What is the distance between top of the poles: