hcf and lcm problems for competitive exams - Interview Questions

hcf and lcm problems for competitive exams

What is the LCM of 147/64 and 30/44 ?

Answer : C. 735/2

There are three numbers, these 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. What will be the sum of three numbers ?

Answer : B. 85

Find the greatest number which on dividing 1661 and 2045, leaves a remainder of 10 and 13 respectively ?

Answer : B . 127

Which greatest possible length can be used to measure exactly 15 meter 75 cm, 11 meter 25 cm and 7 meter 65 cm ?

Answer : A. 45

The LCM of three different numbers is 1024. Which one of the following can never be there HCF ?

Answer : C. 124

Least of number which when divided by 35,45,55 and leaves remainder 18,28,38 is ?

Answer : 3448