Verbal Reasoning - Mental Ability Questions

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

7, 13, 21, 31, 43, 57, ?

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

Smart, Aspire, Castle, Abysmal, Accost, ?

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

Wind turbine, Generation, Battery bank, ? , Distribution

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
122, 197, 290, ?

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

C, G, L, R, ?

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

CM, EK, GI, ?

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

Unwarranted

Two cars C and D start from the same point. C travels 9 km South, then turns to its left and travels another 11 km. D travels 3 km East, then turns South and travels 5 km, then turns to its left and travels another 8 km. Where is D with respect to C now?