a person want to give his money of $ 3600 to his 3 children a , b , c in the ratio 2 : 3 : 4 . what is the b ' s share ?
"b ' s share = 3600 * 3 / 9 = $ 1200 answer is b"
multiply(divide(3, add(add(2, 3), 4)), 3600)