sandy is younger than molly by 14 years . if their ages are in the respective ratio of 7 : 9 , how old is molly ?
"s = m - 14 s / m = 7 / 9 9 s = 7 m 9 ( m - 14 ) = 7 m m = 63 the answer is d ."
multiply(divide(7, subtract(9, 7)), 14)