Verbal Reasoning - Mental Ability Questions

If Usha is taller than Nisha; Nisha is taller than Asha; Alka is taller then Usha. Harsha is shorter than Asha; then who among them is the tallest?

Rahul travels 8km towards east, turns right and travels another 6km, and then takes two successive left turns covering 21km and 6km in each turn respectively. Finally, he takes a right turn and travels 8km further. How far is he now from his original position?

A prime number between 10 and 50 remains unchanged if its digits are reversed. Then the square of such a number is:

In each of the following questions, four words have been given out of which three are alike in some manner, while the fourth one is different. Choose the word which is different from the rest.

Select the related word/letters/number from the given alternatives.
Opposite : Identical : : Lengthy : ?

Select the related word/letters/number from the given alternatives.
TU : MN : : JK : ?

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.

JAZ, LEX, NIV, PMT, ?