Z, X, V, T, ?

A. R

In a family, D is the grandmother of E. E has two siblings, F and G. F is a doctor, and G is a lawyer. What is the relationship of D to F?

B. GRANDMOTHER

If C can do a piece of work in 24 days and D can do it in 16 days, how long will it take for them to complete the work together?

A. 9.6 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

If the letter 'E' is coded as 5, what will be the code for the word 'FEED'?

A. 6-5-5-4

If '?' represents addition and '?' represents subtraction, what is the result of 5 ? 3 ? 2?

A. 6