1. The least number of five digits which is exactly divisible by 12, 15 and 18 is:

a. 10080

b. 15847

c. 10584

d. 10080

Answer: c

2. The largest number which divides 25, 73 and 97 to leave the same remainder in each case is:

a. 20

b. 22

c. 23

d. 24

Answer: d

3. The H.C.F of two numbers is 11 and their L.C.M us 7700. If one of these numbers is 275, then the other one is:

a. 457

b. 356

c. 279

d. 447

Answer: c

4. What is the least number which when divided by 8,9,12 and 15 leaves the same remainder 1 in each case?

a. 361

b. 457

c. 354

d. None of these

Answer: a

5. Two numbers are in the ratio of 15:11. If their H.C.F. is 13., then the numbers are:

a. 457, 56

b. 195, 143

c. 156, 143

d. 143,195

Answer: b

## Post a Comment