the tax on a commodity is diminished by 24 % but its consumption is increased by 12 % . find the decrease percent in the revenue derived from it ?
"100 * 100 = 10000 76 * 112 = 8512 10000 - - - - - - - 1488 100 - - - - - - - ? = 15 % answer : c"
subtract(const_100, divide(multiply(add(const_100, 12), subtract(const_100, 24)), const_100))