A is twice as good as workman b and together they finish a piece of work in 14 days the number of days taken by a alone to finish work is in how many days
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Let B finishes work in = x days
A will finish the work in = x/2 days
1 day of work done by both together is
2/x + 1/x = 1/14
3/x = 1/14
x = 42
So B will complete work in 42 days
And A will complete in 21 days
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