If a number is divisible by both 4 and 6, which of the following must also be true?

A It is divisible by 12.

B It is divisible by 24.

C It is divisible by 8.

D It is divisible by 18.

Solution

Correct Answer: Option A

*সঠিক উত্তর: a) It is divisible by 12.
-4 এবং 6 দ্বারা বিভাজ্য হলে, সংখ্যাটি 12 দ্বারা বিভাজ্য হবে (যেহেতু 12 = 4 × 3 এবং 6 = 2 × 3)।

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