Verbal Reasoning - Mental Ability Questions

In this question, some equations are solved on the basis of a certain system. On the same basis find out the correct answer from amongst the four alternatives for the unsolved equation.

3X4X5 = 435
4X3X2 = 342
2X3X4= ?

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

X_ZX_YY_ZX_Z

C has more money than E and E has more money than B. C is the second richest after A. Who has the least money out of A, B, C and E?

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

DE, HI, LM,?

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

200, 100, 50, 25, 12.5, 6.25, ?

In the following question, select the related letters from the given alternatives.TRACK : MECTV : : POND : ?

If 'WZB' stands for 'DAY', how will you code 'MONDAY'?

If 8 θ 12 δ 6 = 60 and 13 θ 15 δ 11 = 74, then 18 θ 21 δ 15 = ?