Rs. 800 at 5 % Per annum compound interest will amount to Rs. 882 in________?

A. 1 Year
B. 2 years
C. 3 Years
D. 4 Years
Explanation:
Time be t years 882 = 800 (1 +5/100) t
=> 882/800 =(21/20) t
(21/20) 2 = (21/20) t
=> t = 2 Therefore,
Time = 2 years