Divya and ranu together can do piece of work in 15 days Divya alone can finish the work in 20 days in how many days can ranu alone finish the work
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Step-by-step explanation:
Divya + Ranu = 2O
Divya = 2O
Ranu = B
1\B = 1\15 - 1\2O
1\B = 1\6O
B = 6O ( Ans )
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