Ratio between Rahul and Deepak is 4:3, After 4 Years Rahul age will be 32 years. What is Deepak present age. Choose the correct choice from the following options
A) 14  B) 15  C) 20  D) 21  E) 24

Rationale: "explanation : present age is 4 x and 3 x , = > 4 x + 4 = 32 = > x = 7 so deepak age is = 3 ( 7 ) = 21 option d"
Answer: D