please answer My question if u know
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nandini2106:
abhilasha answer bataiyo
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1/s+1/g=1/12
1/g+1/r=1/10
1/s+1/r=1/15
Add all three
2(1/s+1/r+1/g)=6+4+5/60=1/4
1/s+1/g+1/r=1/8
1/r=1/8-1/12=1/24
1/g=1/8-1/15=7/120
1/s=1/8-1/10=1/40
Radha can do in 24 days
Gita in 120/7 days
Sita in 40 days
1/g+1/r=1/10
1/s+1/r=1/15
Add all three
2(1/s+1/r+1/g)=6+4+5/60=1/4
1/s+1/g+1/r=1/8
1/r=1/8-1/12=1/24
1/g=1/8-1/15=7/120
1/s=1/8-1/10=1/40
Radha can do in 24 days
Gita in 120/7 days
Sita in 40 days
thank u so much
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