Verbal Reasoning - Mental Ability Questions

There are five friends I, J, K, L and M. K's income is more than L's income but lesser than M's income. J's income is the least. I's income is lesser than K's income. Whose income is the maximum?

Arrange the given words in the sequence in which they occur in the dictionary.
1. Exacts
2. Exotic
3. Exactly
4. Exacerbate
5. Exhaust

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?

In the following question, select the related letters from the given alternatives.

NPBG : OQCH : : AJOT : ?

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

RPK, TSM, VVO, XYQ, ?

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

54 x 9 - 3 ÷ 4 = ?

If "-" means "plus", "x" means "divided by", "÷" means "multiply" and "+" means "substraction", then