Verbal Reasoning - Mental Ability Questions

In the following question, from the given alternative words, select the word which cannot be formed using the letters of the given word.
Improvement

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
Narendra Modi, Manmohan Singh, Atal Bihari Vajpayee, ?

Two pickup trucks X and Y start from the same place. Truck X travels East 15 km and then turns right and travels 8 km. In the meanwhile truck Y travels 7 km West, then 3 km North, then 2 km West , then it turns left and travels 11 km. Where is truck Y with respect to truck X?

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

r_pr_p_q_r_p

From the given alternatives, select the word which CANNOT be formed using the letters of the given word.

Contemptuous

X and Y start from the same point. X walks 40 m north, then turns West and walks 80 m, then turns to his right and walks 50 m. At the same time, Y walks 90 m North. Where is Y now with respect to the position of X?

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

W, T, Q, N, ?

From the given alternatives, select the word which CANNOT be formed using the letters of the given word.

Represhensible