if a number is divisible by both 4 and 6 it, Numbers, General Mathematics

Question:If a number is divisible by both 4 and 6, is it always divisible by 24 ? Why ? Give an example

Answer No, since 6 and 4 are not co-prime.
36 is divisible by 6 as well as 4 but it is not divisible by 24.

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+ ExplanationNot ModeratedCo-Prime: Two numbers are said to be co-prime, if their H.C.F is 1.
e.g. (2,3), (4,5), (7,9), (8,11) etc. are co primes.

note: A number is divisible by ab only when that number is divisible by each one of a and b, where a and b are co-prime.

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If a number is divisible by both 4 and 6, is it always divisible by 24 ? Why ? Give an example

Question:If a number is divisible by both 4 and 6, is it always divisible by 24 ? Why ? Give an example

Answer No, since 6 and 4 are not co-prime. 36 is divisible by 6 as well as 4 but it is not divisible by 24.