Verbal Reasoning - Mental Ability Questions

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

Pranab Mukherjee, Pratibha Patil, APJ Abdul Kalam,?

Select the missing number from the given responses?

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

60, 80, 95, 105, ?

X drives 30 km south, then turns right and drives 30km, then turns left and drives 20 km and then turns left and drives 30 km. How far is X from his/her initial position?

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

L, O, Q, T, V, ?

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.

EF, K, JK, U, OP, ?

In the following question, by using which mathematical operators will the expression become correct?
15 _ 3 _ 4 _ 20