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Find the missing number the following s...

Find the missing number the following series :
43, 172, 86, 344, ?

A

172

B

258

C

129

D

430

Text Solution

Verified by Experts

The correct Answer is:
A
`43 xx 4 = 172 `
`172 div 2 = 86`
`86 xx 4 = 344`
`344 div2 = 172`
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