Sachin was twice as old as Ajay 10 years back. How old is Ajay today if Sachin will be 40 years old in 10 years Choose the correct choice from the following choices
A) 18	B) 25	C) 15	D) 20	E) 21
Explanation:   Sachin's age today = 30 years.   Sachin's age 10 years back = 20 years.   Ajay's age 10 years back = 10 years.   Ajay's age today = 20 years   Answer: Option 20
<result>D</result>
Sachin was twice as old as Ajay 10 years back. How old is Ajay today if Sachin will be 40 years old in 10 years