Verbal Reasoning - Mental Ability Questions

In the following question, select the related number from the given alternatives.13 : 167 : : 23 : ?

The weights of 4 boxes are 10, 40, 50 and 80 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes and in a combination a box can be used only once?

If A denotes '+', B denotes '-', C denotes '/', D denotes 'x' then the value of the expression 9 D 48 C 6 B 16 A 3 is

Find the missing number in the given figure?

Which set of letters when sequentially placed at the gaps in the given letter series shall complete it?

x_zz_xx_z_yx

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
Cell, Tissue, Organ, ?

In the following question, select the missing number from the given options?

Which set of letters when sequentially placed at the gaps in the given letter series shall complete it?

NO_PQN_PP_NOP_Q