Problems based on Numbers Test 3

Question : 22 of 40

Marks: +1, -0

The remainder when

9^19 + 6

is divided by 8 is:

Solution:

The value of

9^19+6

Unit digit of

9^1= 9

9^2=1

9^3=9

9^3=9

9^4=1

So,

9^{2×9}×9^1+6

=1*9+6=1

So, when 15 is divided by 8, it leaves the remainder 7.

Go to Question:

Prev Question

Next Question