Q78
The remainder when 30 + 31 + 32 + 33 + . . . . . . . + 3200 is divided by 13 is:
A.
0
AnswerB.
4
C.
3
D.
12
E.
None of these
Answer: Option A
Solution
Answer: Option A
Solution:
Since, (An - Bn) is divisible by (A - B), So, (2767 - 13) is divisible by (27 - 1) = 26
Hence, Expression is also divisible by 13 as it is divisible by 26
Thus given expression is divisible by 13 so the remainder will be 0