a person want to give his money of $ 1000 to his 4 children a , b , c , d in the ratio 2 : 4 : 3 : 1 . what is the a + d share ?
"a ' s share = 1000 * 2 / 10 = $ 200 d ' s share = 1000 * 1 / 10 = $ 100 a + d = $ 300 answer is c"
multiply(divide(4, add(add(2, const_3.0), 3)), 1000)