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In village madhubani 8 women and 12 girl...

In village madhubani 8 women and 12 girls can paint a large mural in 10 hours . 6 women and 8 girl can paint it in 14 hours .The numbers of hours taken by 7 women and 14 girl to paint the mural is :

A

10

B

15

C

20

D

35

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