at what rate percent on simple interest will rs . 415 amount to rs . 514 in 4 years ?
"explanation : difference in amount = 514 - 415 = 99 99 = ( 415 x 4 x r ) / 100 r = 5.96 % answer is b"
multiply(divide(divide(subtract(514, 415), 415), 4), const_100)