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If 20 & 60 = 8, 40 & 80 = 12 and 10&20 =...

If 20 & 60 = 8, 40 & 80 = 12 and 10&20 = 3, then find the value of 20&50 = ?

A

18

B

7

C

10

D

17

Text Solution

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The correct Answer is:
B
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