Question

3. Which of the following numbers is divisible by 3 ?
(a) 687
(b) 340
(c) 712
(d) 551​

Answer 1

Answer:

(a) 687

Step-by-step explanation:

As 6+8+7=21 which is divisible by 3

Answer 2

Answer:

a) 687

Step-by-step explanation:

This is because the digits add up to a multiple of three

in this case, 6+8+7=21 which is a multiple of three

i hope it helped

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