Quantative Essay

13898 WordsSep 6, 201556 Pages
Ques. 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 reciprocals of the numbers is equal to: Op 1: 55/601 Op 2: 601/55 Op 3: 11/120 Op 4: 120/11 Op 5: Correct Op : 3 Ques. Three different containers contain 496 litres, 403 litres and 713 litres of mixtures of milk and water respectively. What biggest measure can measure all the different quantities exactly ? Op 1: 1 litre Op 2: 7 litre Op 3: 31 litre Op 4: 41 litre Op 5: Correct Op : 3 Ques. Six bells commence tolling together and toll at intervals of 2, 4, 6, 8, 10 and 12 seconds respectively. In 30 minutes, how many times do they toll together ? Op 1: 4 Op 2: 10 Op 3: 15 Op 4: 16 Op 5: Correct Op : 4 Ques. Four different electronic devices make a beep after every 30 minutes, 1 hour, 3/2 hour and 1 hour 45 minutes respectively. All the devices beeped together at 12 noon. They will again beep together at: Op 1: 12 midnight Op 2: 3 a.m. Op 3: 6 a.m. Op 4: 9 a.m. Op 5: Correct Op : 4 Ques. The number of prime factors of (3 x 5)12 (2 x 7)10 (10)25 is: Op 1: 47 Op 2: 60 Op 3: 72 Op 4: None of these Op 5: Correct Op : 4 Ques. What least value must be assigned to * so that the number 63576*2 is divisible by 8? Op 1: 1 Op 2: 2 Op 3: 3 Op 4: 4 Op 5: Correct Op : 3 Ques. Which of the following numbers is exactly divisible by 24 ? Op 1: 35718 Op 2: 63810 Op 3: 537804 Op 4: 3125736 Op 5: Correct Op : 4 Ques. The number nearest to 15207, which is divisible by 467, is: Op 1: 14342 Op 2: 15211 Op 3: 14944 Op 4: 15411 Op 5: None of these Correct Op : 4 Ques. The smallest number, which is a perfect square and contains 7936 as a factor is: Op 1: 251664 Op 2: 231564 Op 3: 246016 Op 4: 346016 Op 5: None of these Correct Op : 3 Ques. In a division problem, the divisor is twenty times the quotient and five times the remainder. If remainder is 16, the

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