sachin is younger than rahul by 14 years . if the ratio of their ages is 7 : 9 , find the age of sachin
"explanation : if rahul age is x , then sachin age is x - 14 , so , 9 x - 126 = 7 x 2 x = 126 x = 63 so sachin age is 63 - 14 = 49 answer : e ) 49"
multiply(divide(14, subtract(9, 7)), 7)