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20 39 74 ? 262 499...

20 39 74 ? 262 499

A

146

B

169

C

166

D

139

Text Solution

Verified by Experts

The correct Answer is:
D
`20xx2-1^(2)=39`
`39xx2-2^(2)=74`
`74xx2-3^(2)=139`....
`139xx2-4^(2)=262`
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