In each of the following questions, select the missing number from the responses.
`{:(6,5,3,10),(2,8,?,4),(4,6,3,8),(5,9,15,3):}`

Options

A. 7
B. 6
C. 4
D. 5

Answer

C

Explanation

First Row
`6xx5=3xx10`
Second Row
`2xx8=?xx4`
`rArr ?=(2xx8)/(4)=4`
Third Row
`4xx6=3xx8`
Fourth Row
`5xx9=15xx3`