1.

A number is divisible by both 5 and 12. By which other number will that number be always divisible?

Answer»

Factors of 5 = 1, 5

Factors of 12 = 1, 2, 3, 4, 5, 6, 12

As the common factors of these number is 1, the given two numbers are co-prime and the number will also be divisible by their product , i,e 60 and the factors of 60.

i.e, 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60.



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