Question

Which one of the following is divisible by 3 a) 550321 b) 54803 c) 450372 d) 25033 ??

Answer 1

Answer:

450372

Step-by-step explanation:

45372 is divisible by 3, you will get 15,124 after dividing.

Answer 2

Answer:

only c) 450372 is divisible by 3

Step-by-step explanation:

Number is divisible by 3 only if the sum of digits is divisible by 3

a) 550321

5+5+0+3+2+1

=16

16 is not divisible by 3

So, 550321 is not divisible by 3

b) 54803

5+4+8+0+3

=20

20 is not divisible by 3

So, 54803 is not divisible by 3

c) 450372

4+5+0+3+7+2

=21

21 is divisible by 3

So, 450372 is divisible by 3

d) 25033

2+5+0+3+3

=13

13 is not divisible by 3

So, 25033 is not divisible by 3

Hence, only c) 450372 is divisible by 3

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