a 60 cm long wire is to be cut into two pieces so that one piece will be 2 / 4 th of the other , how many centimeters will the shorter piece be ?
"explanation : 1 : 2 / 4 = 4 : 2 2 / 6 * 60 = 20 answer : option b"
subtract(60, divide(60, add(divide(2, 4), const_1)))