every year an amount increases by 1 / 8 th of itself . how much will it be after two years if its present value is rs . 1600 ?
"1800 * 9 / 8 * 9 / 8 = 2025 answer : c"
add(add(1600, multiply(divide(1, 8), 1600)), multiply(divide(1, 8), add(1600, multiply(divide(1, 8), 1600))))