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)।