Student: 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?
Options:
(A) 288
(B) 200
(C) 279
(D) 992
(E) 208.
Another student: Let's say, hmmm...
(800*3*3)/100 = 72
920 + 72 = 992 Final answer: (D).