Que- In finding the HCF of two numbers, the last divisor was 41 and the successive quotients, starting from the first, where 2, 4 and 2. The numbers are______?
a. 700400.0
b. 820360.0
c. 800500.0
d. 820369.0
Answer- 820369.0
Que- Least perfect square number, exactly divisible by 21, 36 and 56 is_________?
a. 3600.0
b. 504.0
c. 441.0
d. 7056.0
Answer- 7056.0
Que- HCF and LCM two numbers are 12 and 396 respectively. If one of the numbers is 36, then the other number is_______?
a. 36.0
b. 66.0
c. 132.0
d. 264.0
Answer- 132.0
Que- Five bells first begin to toll together and then at intervals of 5, 10, 15, 20 and 25 seconds respectively. After what interval of time will they toll again together?
a. 5 min
b. 5.5 min
c. 5.2 min
d. None
Answer- 5 min
Que- Find the least number of five digits which is exactly divisible by 12, 15 and 18?
a. 1080.0
b. 10080.0
c. 10025.0
d. 11080.0
Answer- 10080.0
Que- The smallest number which when divided by 20, 25, 35 and 40 leaves a remainder of 14, 19, 29 and 34 respectively is________?
a. 1994.0
b. 1494.0
c. 1349.0
d. 1496.0
Answer- 1349.0
Que- A heap of coconuts is divided into groups of 2, 3 and 5 and each time one coconut is left over. The least number of Coconuts in the heap is_______?
a. 31.0
b. 41.0
c. 51.0
d. 61.0
Answer- 31.0
Que- The smallest number when increased by ” 1 ” is exactly divisible by 12, 18, 24, 32 and 40 is__________?
a. 1439.0
b. 1440.0
c. 1459.0
d. 1449.0
Answer- 1439.0
Que- The least number of five digits that have 144 their HCF is__________?
a. 10085.0
b. 10080.0
c. 10075.0
d. 10070.0
Answer- 10080.0
Que- The greatest number of four digits that have 144 for their HCF is___________?
a. 9930.0
b. 9903.0
c. 9935.0
d. 9936.0
Answer- 9936.0
Que- The least number of four digits which is divisible by 4, 6, 8 and 10 is_________?
a. 1080.0
b. 1085.0
c. 1075.0
d. 1095.0
Answer- 1080.0
Que- The greatest number of five digits which is divisible by 32, 36, 40, 42 and 48 is_________?
a. 90730.0
b. 90725.0
c. 90715.0
d. 90720.0
Answer- 90720.0
Que- The product of two digits number is 2160 and their HCF is 12. The numbers are________?
a. (36,60)
b. -12180.0
c. (96,25)
d. (72,30)
Answer- (36,60)
Que- Four bells begin to toll together respectively at the intervals of 8, 10, 12 and 16 seconds. After how many seconds will they toll together again?
a. 246 seconds
b. 242 seconds
c. 240 seconds
d. 243 seconds
Answer- 240 seconds
Que- The least number which when diminished by 7 is divisible by 21, 28, 36 and 45 is________?
a. 1267.0
b. 1265.0
c. 1261.0
d. 68.0
Answer- 1267.0
Que- The least number which when add 3 to it, completely divided 8, 12 and 18 is_______?
a. 71.0
b. 70.0
c. 69.0
d. 68.0
Answer- 69.0
Que- The least number which when divided by 8, 12 and 16, leave in each remainder 3, is_______?
a. 71.0
b. 70.0
c. 69.0
d. 51.0
Answer- 51.0
Que- The least square number which divides 8, 12 and 18 is________?
a. 100.0
b. 121.0
c. 64.0
d. 144.0
Answer- 144.0
Que- The least number which when divided by 16, 18 and 21, leave the remainder 3, 5 and 8 respectively is___________?
a. 982.0
b. 893.0
c. 1024.0
d. 995.0
Answer- 995.0
Que- The product of two numbers is 2025 and their HCF is 15 their LCM is____________?
a. 2040.0
b. 2010.0
c. 135.0
d. 150.0
Answer- 135.0
Que- Find the H.C.F of 54/9, 3 9/17 and 36/51?
a. 17-Jun-2020
b. 6/153
c. 6.0
d. 17.0
Answer- 6/153
Que- Find the H.C.F of 204, 1190 and 1445?
a. 34.0
b. 17.0
c. 85.0
d. 204.0
Answer- 17.0
Que- Find the H.C.F of 12, 16, 18 and 24?
a. 1.0
b. 2.0
c. 3.0
d. 4.0
Answer- 2.0
Que- HCF of 3/16, 5/12, 7/8 is__________?
a. 01-Feb-1947
b. 01-Mar-1947
c. 01-Jan-1948
d. 01-May-1948
Answer- 01-Jan-1948
Que- LCM of 1/3, 5/6, 5/4, 10/7 is_________?
a. 10-Jul-2020
b. 10.0
c. 10-Nov-2020
d. 11-Oct-2020
Answer- 10.0
Que- LCM of 455, 117, 338 is________?
a. 10670.0
b. 106470.0
c. 104670.0
d. 107470.0
Answer- 106470.0
Que- LCM of 87 and 145 is_______?
a. 1305.0
b. 435.0
c. 875.0
d. 48.0
Answer- 435.0
Que- LCM of 18 and 27 is_________?
a. 85.0
b. 89.0
c. 54.0
d. 91.0
Answer- 54.0
Que- LCM of two numbers is 138. But their (Greatest common divisor) GCD is 23. The numbers are in a ratio 1:6. Which is the largest number amongst the two?
a. 46.0
b. 138.0
c. 69.0
d. 23.0
Answer- 138.0
Que- Greatest Common Divisor of two numbers is 8 while their Least Common Multiple is 144. Find the other number if one number is 16.
a. 108.0
b. 96.0
c. 72.0
d. 36.0
Answer- 72.0
Que- The L.C.M. of two numbers is 48. The numbers are in the ratio 2 : 3. Then sum of the number is_________?
a. 28.0
b. 32.0
c. 40.0
d. 64.0
Answer- 40.0
Que- Which of the following has the most number of divisors?
a. 99.0
b. 101.0
c. 176.0
d. 182.0
Answer- 176.0
Que- The greatest number which on dividing 1657 and 2037 leaves remainders 6 and 5 respectively, is_________?
a. 123.0
b. 127.0
c. 235.0
d. 305.0
Answer- 127.0
Que- A, B and C start at the same time in the same direction to run around a circular stadium. A completes a round in 252 seconds, B in 308 seconds and C in 198 seconds, all starting at the same point. After what time will they meet again at the starting point?
a. 26 min 18 sec
b. 42 min 36 sec
c. 45 min
d. 46 min 12 sec
Answer- 46 min 12 sec
Que- The least number which should be added to 2497 so that the sum is exactly divisible by 5, 6, 4 and 3 is:
a. 3.0
b. 13.0
c. 23.0
d. 33.0
Answer- 23.0
Que- The least number of four digits which is divisible by 15, 25, 40 and 75 is_________?
a. 9000.0
b. 9400.0
c. 9600.0
d. 9800.0
Answer- 9600.0
Que- The smallest fraction, which each of 6/7, 5/14, 10/21 will divide exactly is_________?
a. 30-Jul-2020
b. 30/98
c. 60/147
d. 50/294
Answer- 30-Jul-2020
Que- What will be the least number which when doubled will be exactly divisible by 12, 18, 21 and 30?
a. 196.0
b. 630.0
c. 1260.0
d. 2520.0
Answer- 630.0
Que- Which of the following fractions is the largest?
a. 07-Aug-2020
b. 13/16
c. 31/40
d. 63/80
Answer- 07-Aug-2020
Que- The H.C.F of two numbers is 23 and the other two factors of their L.C.M are 13 and 14. The larger of the two numbers is___________?
a. 276.0
b. 299.0
c. 322.0
d. 345.0
Answer- 322.0
Que- The H.C.F of two numbers is 8. Which of the following can never be their L.C.M?
a. 24.0
b. 48.0
c. 56.0
d. 60.0
Answer- 60.0
Que- Product of two co-prime numbers is 117. Their L.C.M should be__________?
a. 1.0
b. 117.0
c. equal to their H.C.F
d. Cannot be calculated
Answer- 117.0
Que- If the sum of two numbers is 55 and the H.C.F and L.C.M of these numbers are 5 and 120 respectively, then the sum of the reciprocal of the numbers is equal to___________?
a. 55/601
b. 601/55
c. 11/120
d. 120/11
Answer- 11/120
Que- The L.C.M of two numbers is 495 and their H.C.F is 5. If the sum of the numbers is 10, then their difference is__________?
a. 10.0
b. 46.0
c. 70.0
d. 90.0
Answer- 10.0
Que- The H.C.F of two numbers is 11 and their L.C.M is 7700. If one of the numbers is 275, then the other is__________?
a. 279.0
b. 283.0
c. 308.0
d. 318.0
Answer- 308.0
Que- The H.C.F and L.C.M of two numbers are 84 and 21 respectively. If the ratio of the two numbers is 1:4, then the larger of the two numbers is____________?
a. 12.0
b. 48.0
c. 84.0
d. 108.0
Answer- 84.0
Que- Three numbers are in the ratio 3:4:5 and their L.C.M is 2400. Their H.C.F is:
a. 40.0
b. 80.0
c. 120.0
d. 200.0
Answer- 40.0
Que- The L.C.M of two numbers is 48. The numbers are in the ratio 2:3. The sum of numbers is__________?
a. 28.0
b. 32.0
c. 40.0
d. 64.0
Answer- 40.0
Que- Three numbers which are co-prime to each other are such that the product of the first two is 551 and that of the last two is 1073. The sum of the three numbers is________?
a. 75.0
b. 81.0
c. 85.0
d. 89.0
Answer- 85.0
Que- The product of two numbers is 2028 and their H.C.F is 13. The number of such pairs is__________?
a. 1.0
b. 2.0
c. 3.0
d. 4.0
Answer- 2.0
Que- The product of two numbers is 4107. If the H.C.F of these numbers is 37, then the greater number is_________?
a. 101.0
b. 107.0
c. 111.0
d. 185.0
Answer- 111.0
Que- The sum of two numbers is 528 and their H.C.F is 33. The number of pairs of numbers satisfying the above conditions is__________?
a. 4.0
b. 6.0
c. 8.0
d. 12.0
Answer- 4.0
Que- The ratio of numbers is 3:4 and their H.C.F is 4. Their L.C.M is__________?
a. 12.0
b. 16.0
c. 24.0
d. 48.0
Answer- 48.0
Que- Three numbers are in the ratio 1:2:3 and their H.C.F is 12. The numbers are__________?
a. 4, 8, 12
b. 5, 10, 15
c. 10, 20, 30
d. 12, 24, 36
Answer- 12, 24, 36
Que- H.C.F of 3240, 3600 and a third number is 36 and their L.C.M is 24 * 35 * 52 * 72. The third number is___________?
a. 22 * 35 * 72
b. 22 * 53 * 72
c. 25 * 52 * 72
d. 23 * 35 * 72
Answer- 22 * 35 * 72
Que- The G.C.D of 1.08, 0.36 and 0.9 is________?
a. 0.03
b. 0.9
c. 0.18
d. 0.108
Answer- 0.18
Que- Find the lowest common multiple of 24, 36 and 40.
a. 120.0
b. 240.0
c. 360.0
d. 480.0
Answer- 360.0
Que- Find the highest common factor of 36 and 84.
a. 4.0
b. 6.0
c. 12.0
d. 18.0
Answer- 12.0
Que- H.C.F of 4 * 27 * 3125, 8 * 9 * 25 * 7 and 16 * 81 * 5 * 11 * 49 is___________?
a. 180.0
b. 360.0
c. 540.0
d. 1260.0
Answer- 180.0
Que- 1095/1168 when expressed in simplest form is:
a. 13/16
b. 15/16
c. 17/26
d. 25/26
Answer- 15/16
Que- Which of the following has most number of divisors?
a. 99.0
b. 101.0
c. 176.0
d. 182.0
Answer- 176.0
Que- 252 can be expressed as a product of primes as_______________?
a. 2 * 2 * 3 * 3 * 7
b. 2 * 2 * 2 * 3 * 7
c. 3 * 3 * 3 * 3 * 7
d. 2 * 3 * 3 * 3 * 7
Answer- 2 * 2 * 3 * 3 * 7
Que- A drink vendor has 80 liters of Maaza, 144 liters of Pepsi and 368 liters of Sprite. He wants to pack them in cans, so that each can contains the same number of liters of a drink, and doesn’t want to mix any two drinks in a can. What is the least number of cans required?
a. 35.0
b. 37.0
c. 42.0
d. 30.0
Answer- 37.0
Que- A room is 6 meters 24 centimeters in length and 4 meters 32 centimeters in width. Find the least number of square tiles of equal size required to cover the entire floor of the room?
a. 110.0
b. 124.0
c. 96.0
d. 117.0
Answer- 117.0
Que- Find the greatest number that, while dividing 47, 215 and 365, gives the same remainder in each case?
a. 3.0
b. 4.0
c. 5.0
d. 6.0
Answer- 5.0
Que- Find the greatest number which, while dividing 19, 83 and 67, gives a remainder of 3 in each case?
a. 16.0
b. 17.0
c. 18.0
d. 19.0
Answer- 16.0
Que- Find the greatest number that exactly divides 35, 91 and 840?
a. 5.0
b. 6.0
c. 7.0
d. 8.0
Answer- 7.0
Que- Find the lowest 4-digit number which when divided by 3, 4 or 5 leaves a remainder of 2 in each case?
a. 1020.0
b. 1026.0
c. 1030.0
d. 1022.0
Answer- 1022.0
Que- Find the greatest 4-digit number exactly divisible by 3, 4 and 5?
a. 9985.0
b. 9960.0
c. 9957.0
d. 9975.0
Answer- 9960.0
Que- Find the smallest number which when increased by 5, divisible by 6, 9, 15, 20 and 24?
a. 344.0
b. 355.0
c. 366.0
d. 377.0
Answer- 355.0
Que- A gardener was asked a plant flowers in a row containing equal number of plants. He tried to plant 6, 8, 10 and 12 in each row, but 5 plants left in each case. When he planted 13 in a row, no plant was left. Find the number of plants with him?
a. 245.0
b. 125.0
c. 485.0
d. 845.0
Answer- 845.0
Que- The cost price of an article is 64% of the marked price. Calculate the gain percent after allowing a discount of 12%.
a. 0.375
b. 0.385
c. 0.42
d. 0.275
Answer- 0.375
Que- A trader marked the selling price of an article at 10% above the cost price. At the time of selling, he allows certain discount and suffers a loss of 1%. He allowed a discount of :
a. 0.1
b. 0.105
c. 0.11
d. 0.125
Answer- 0.1
Que- A trader mixes 26 kg of rice at Rs. 20 per kg with 30 kg of rice of other variety at Rs. 36 per kg and sells the mixture at Rs. 30 per kg. His profit percent is:
a. No profit, no loss
b. 0.05
c. 0.08
d. 0.1
Answer- 0.05
Que- When a plot is sold for Rs. 18,700, the owner loses 15%. At what price must that plot be sold in order to gain 15%?
a. Rs. 21,000
b. Rs. 22,500
c. Rs. 25,300
d. Rs. 25,800
Answer- Rs. 25,300
Que- On selling 17 balls at Rs. 720, there is a loss equal to the cost price of 5 balls. The cost price of a ball is:________?
a. Rs. 45
b. Rs. 50
c. Rs. 55
d. Rs. 60
Answer- Rs. 60
Que- A dealer marks his goods 20% above cost price. He then allows some discount on it and makes a profit of 8%. The rate of discount is:
a. 0.12
b. 0.1
c. 0.06
d. 0.04
Answer- 0.1
Que- A cloth merchant has announced 25% rebate in prices. If one needs to have a rebate of Rs. 40. Then how many shirts each costing Rs.32 he should purchase?
a. 6.0
b. 5.0
c. 10.0
d. 7.0
Answer- 5.0
Que- The difference between a discount of 40% on Rs. 500 and two successive discount of 36% and 4% on the same amount is:________?
a. 0.0
b. Rs. 2
c. Rs. 1.93
d. Rs. 7.20
Answer- Rs. 7.20
Que- Tarun bought a T.V with 20% discount on the labelled price. Had he bought it with 25% discount? He would have saved Rs. 500. At what price did he buy the T.V?
a. Rs. 5000
b. Rs. 10000
c. Rs. 12000
d. Rs. 16000
Answer- Rs. 10000
Que- A man purchases an electric heater whose printed price is 160 if he received two successive discounts of 20% and 10% he paid:
a. Rs. 112
b. Rs. 129.60
c. Rs. 119.60
d. Rs. 115.20
Answer- Rs. 115.20
Que- The marked price is 10% higher than the cost price. A discount of 10% is given on the marked price, in this kind of sale the seller
a. Bears no loss no gain
b. gains
c. loses 1%
d. None of these
Answer- loses 1%
Que- A trader lists his articles 20% above C.P and allows a discount of 10% on cash payment. His gain percent is:
a. 0.1
b. 0.08
c. 0.05
d. 0.06
Answer- 0.08
Que- While selling the watch, a shopkeeper gives a discount of 5% if he gives a discount of 7 % he earns Rs. 15 less as profit. The marked price of the watch is:
a. Rs. 697.50
b. Rs. 712.50
c. Rs. 787.50
d. None of these
Answer- None of these
Que- A Shopkeeper earns a profit of 12% on selling a book at 10% discount on the printed. The ratio of the cost price and the printed price of the book is:
a. 01-Jan-1900
b. 50:61
c. 99:125
d. None of these
Answer- 01-Jan-1900