Verbal Reasoning - Mental Ability Questions

If L denotes 'x', M denotes '÷' , P denotes '+' and Q denotes '-'  then 16P24M8Q6M2L3

In the following question, select the missing number from the given series.
7, 19, 42, 87, ?

If 18 x 12 = 206 and 19 x 22 = 408, then 23 x 36 = ?

Akhil is the maternal uncle of Rashmi. Rashmi is the daughter of Ramesh. How is Ramesh related to Akhil?

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

9, 1331, 18, 121, 27, ?

If 37*14 = 17,
69*33 = 34,
91*125 = 72
then what should 28*56 = ?

In the following question, select the related letters from the given alternatives.
DJLQ : WQOJ : : DMSW : ?

If FRIEND is coded as HTKGPF then REVEAL will be coded as: