Check whether the given numbers are divisible by 10 or not. a) 1010 – InterviewSolution

1.

Check whether the given numbers are divisible by 10 or not. a) 1010 b) 210 c) 103 + 101

Answer»

a) 10¹⁰ = 10000000000

b) 2¹⁰ = 1024

c) 10³ + 10¹ = 1000 + 10 = 1010

∴ a) 10¹⁰, c) 10³ + 10¹ are divisible by ’10’.

[∵ Their units digits are ‘0’.]

b) 1024 is not divisible by 10.

[∵ Its units digit is 4.]

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