B can complere a work in 30 days if A is 50% more effiicient than B and C is less sufficient than B how many days they completed work
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15 the days taken for him
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Excluding the work of C because the efficiency of C is not given properly.
==>A:B=100:150
==>2:3::x:30.
==>x=20days.(B alone completes the work).
==>working together they will complete in 1/20+1/30=12 days.
Excluding the work of C because the efficiency of C is not given properly.
==>A:B=100:150
==>2:3::x:30.
==>x=20days.(B alone completes the work).
==>working together they will complete in 1/20+1/30=12 days.
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