Online practise test contains 15 random questions. Read the questions carefully and check the relevant options. After submitting, your test will be processed and results will be displayed.



1)

Which of the following has most number of divisors ?









2)

The H.C.F. and L.C.M of two numbers are 11 and 385 respectively. If one number lies between 75 and 125, then that number is :









3)

Three numbers are in the ratio 1:2:3 and their H.C.F. is 12. 1 he numbers are :









4)

The maximum number of students among them 1001 pens and 910 pencils can be distributed in such a way that each student gets the same number of pens and same number of pencils is :









5)

Let the least number of six digits, which when divided by 4, 6, 10 and 15 leaves in each case the same remainder of 2, be N. The sum of the digits in N is :









6)

The H.C.F. of 2/3. 8/9. 64/81 and 10/27 is :









7)

Which of the following is a pair of co-primes ?









8)

Find the least number which when divided by 16, 18; 20 and 25 leaves 4 as remainder in each case, but when divided by 7 leaves no remainder.









9)

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









10)

The L.C.M. of 22, 54, 108, 135 and 198 is :









11)

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









12)

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 a 1073. The sum of the three numbers is :









13)

Product, of two co-prime numbers is 117. Their L.C.M. should be :









14)

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 ?









15)

The L.C.M. of two numbers is 45 times their H C.K. If one of the numbers is 125 and the sum of H.C.F. and L.C.M. is 1150, the other number is :