if rs . 460 amount to rs . 540 in 4 years , what will it amount to in 6 years at the same rate % per annum ?
"80 = ( 460 * 4 * r ) / 100 r = 4.34 % i = ( 460 * 6 * 4.34 ) / 100 = 120 460 + 120 = 580 answer : d"
subtract(multiply(subtract(540, 460), 6), subtract(540, 460))