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Online Arithmetic aptitude Test ( HCF and LCM )

Online test contains 15 questions from the category which you chosen. Read the questions carefully and check the options and sumbit the test. After submitting, your test will be processed and results will be displayed.

The product of the L.C.M. and H.C.E of two numbers is 24. The difference of two numbers is 2. Find the numhers

a) b)
c) d)
e) f)

H.C.F. of 4 x 27 x 3125, 8 x y x 25 x 7 & 16 x 81 x 5 x 11 x 49 is :

a) b)
c) d)
e) f)

The H.C.F. of 1.75, 5.6 and 7 is :

a) b)
c) d)
e) f)

A number a is said to be perfect if the sum of all its divisors (excluding n itself) is equal to n. An example of perfect number is :

a) b)
c) d)
e) f)

Which of the following has most number of divisors ?

a) b)
c) d)
e) f)

The H.C.F. of 204, 1190 and 1445 is :

a) b)
c) d)
e) f)

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.

a) b)
c) d)
e) f)

The smallest number which when diminished by 7, is divisible by 12. 16, 18, 21 and a is:

a) b)
c) d)
e) f)

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

a) b)
c) d)
e) f)

The least rubber which is a perfect square and is divisible bv each of the numbers Jo, 20 and 24, is :

a) b)
c) d)
e) f)

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 :

a) b)
c) d)
e) f)

Let N be the greatest number that will divide 1305, 4665 and 6905, leaving the same remainder in each case Then sum of the digits in N is :

a) b)
c) d)
e) f)

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 :

a) b)
c) d)
e) f)

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

a) b)
c) d)
e) f)

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 ?

a) b)
c) d)
e) f)