Rs.800 amounts to Rs.920 in 3 years at simple interest. If the interest is increased by 3%, it would amount to how much?\nOptions:\n(A) 288\n(B) 277\n(C) 209\n(D) 992\n(E) 612
Let's be accurate as possible and think first.
(D)
(800*3*3)/100 = 72\n920 + 72 = 992.

Therefore, the answer is (D)