In each of the following questions select the missing number from the given responses.
`{:(2,3,4,?),(3,1,4,2),(4,2,2,6),(5,5,2,2),(196,121,144,225):}`

Options

A. 4
B. 5
C. 6
D. 3

Answer

B

Explanation

First Column
`2+3+4+5=14`
`rArr14xx14=196`
Second Column
`3+1+2+5=11`
`rArr11xx11=121`
Third Column
`4+4+2+2=12`
`rArr 12xx12=144`
Fourth Column
`sqrt(225)=15`
`rArr?+2+6+2=15`
`rArr ?=15-10=5`