In the following question, select the missing number from the given alternatives :

Options

A. 11
B. 13
C. 12
D. 14

Answer

B

Explanation

In each column, the sum of the first two numbers is equal to the sum of the last two numbers.
First Column
`36+72=56+52`
`rArr108=108`
Second Column
`86+59=45+100`
`rArr145=145`
Third Column
`35+78=?+100`
`rArr?=113-100=13`