Question

when a number is exactly divided by 2

Answer 1

2 divide all even numbers exactly such as 2, 4, 6, 8, 12, 14, 16, 18, 20, etc. We see that the unit digit of these numbers is 0, 2, 4, 6 or 8. The product of 2 and a whole number is called an even number. A number is exactly divisible by 2 it its unit digit is 0, 2, 4 6 or 8.

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Answer 2

a no is exactly divisible by 2 if its last digit i divisible by2