Verbal Reasoning - Mental Ability Questions

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

P_QR_QQ_PQ_R

Prasad moves towards North a distance of 10 km after which, he turns towards East and travels 20 km at which point, he turns South and continues for another 10 km. Finally, he moves 7 km West. How far is he from the starting point?

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

KlMnO, qRsTu, WxYzA, cDeFg, ?

In a row, there are 6 boys between A and B and A being the first boy in row. There are 3 boys between B and C. If there are 12 boys after C, then how many minimum boys are there in the row?

A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.

99, 90.7, 82.4, ? , 65.8, 57.5

In a certain code language, '+' represents 'x', '-' represents '+', 'x' represents '÷' and '÷' represents '-'. What is the answer to the following question?

234 x 9 - 12 + 4 = ?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

10, 22, 46, ?