Find the missing number.{:(9,5,7),(4,7,?...

Find the missing number.`{:(9,5,7),(4,7,?),(7,8,3),(252,280,126):}`

A

6

B

3

C

2

D

8

Text Solution

Verified by Experts

The correct Answer is:

D

First Column
`9xx4xx7=252`
Second Column
`5xx7xx8=280`
Third Column
`7xx?xx3=126`
`rArr?=(126)/(21)=6`

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