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If 12 x 13=6 ,15 x 22 = 20 then 16 x 23 =__?

A18

B39

C36

D34

Answer:

C. 36

Read Explanation:

1x2=2 1x3=3 2x3=6 1x5=5 2x2=4 5x4=20 1x6=6 2x3=6 6x6=36

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