P can do $$\frac{1}{4}$$ th of work in 10 days. Q can do 40% of work in 40 days and R can do $$\frac{1}{3}$$ rd of work in 13 days. Who will complete the work first ?

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P can do $$\frac{1}{4}$$ th of work in 10 days. Q can do 40...

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From Time and Work · Arithmetic Aptitude

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