What will be remainder when (67^67 + 67) is divided by 68 ?
Answers
A) 1	B) 63	C) 66	D) 67	E) 69
(x^n + 1) will be divisible by (x + 1) only when n is odd.   (67^67 + 1) will be divisible by (67 + 1)   (67^67 + 1) + 66, when divided by 68 will give 66 as remainder.   Answer:66
<result>C</result>
What will be remainder when (67^67 + 67) is divided by 68 ?