Find the remainder when 920 + 2 is divided by 4.
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. 3.
(920 + 2)/4
⇒ [(32)20 + 2]/4
⇒ (340 + 2)/4
⇒ (-1)40 + 2 [Remainder when 3/4 = (-1) and Remainder when 2/4 = 2]
⇒ 1 + 2
⇒ 3
Therefore, the remainder is 3.