the present worth of rs . 242 due in 2 years at 10 % per annum compound interest is :
"explanation : present worth of rs . x due t years hence is given by present worth ( pw ) = x / ( 1 + r / 100 ) t present worth ( pw ) = 242 / ( 1 + 10 / 100 ) 2 = 242 / ( 11 / 10 ) 2 = rs . 200 answer : option a"
divide(242, power(add(divide(10, const_100), const_1), 2))