Question

if the digit in ones place of a number is 3 then its cube will end with the digit​

Answer 1

Answer:

it'll end with the number 7

because 3×3×3 = 2'7'

example 13 × 13×13 = 219'7'

as you can see it has ended with 7.

hope it helps .

Answer 2

answer is 7

hope it's help you....