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7+2=59,5+3=28,9+1=810 എങ്കിൽ 5+4= .....

A20

B19

C239

D91

Answer:

B. 19

Read Explanation:

7+2=59(7-2=5,7+2=9) 5+3=28(5-3=2,5+3=8) 9=1=810(9-1=8,9+1=10) 5+4=19(5-4=1,5+4=9)

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