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REASONING
Select the missing number from the given...

Select the missing number from the given alternatives.
`{:(408,(169),395),(129,(?),122):}`

A

49

B

39

C

59

D

48

Text Solution

Verified by Experts

The correct Answer is:
A
`408" "(169)" "395`
`408-sqrt(169)=408-13=395`
Therefore,
`129-sqrt(x)=122`
or, `sqrt(x)=129-122=7`
`:.x=(7)^(2)=49`
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