Verbal Reasoning - Mental Ability Questions

In the following question, select the missing number from the given series.

131, 138, 145, 152, ?, 166

In the following question, select the missing number from the given series.

63, 56, 50, 43, 37, 30, ?

Rahul told Anand, 'Yesterday I defeated the only brother of the daughter of my grandmother.' Whom did Rahul defeat 

What is the next number in the series

4, 8 , 8, 16, 12, 24, __

A man pointing to a photograph says, 'The lady in the photograph is my nephew's maternal grandmother." How is the lady in the photograph related to the man's sister who has no other sister ?  

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

20 + 12 x 35 - 20 ÷ 10 = 31

In the following question, select the missing number from the given series.

13, 19, 32, 51, 83, ?

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

24 + 4 - 20 ÷ 9 x 5 = 31