(A+B) can do a piece of work in 10. A works 5/2 days and B works for 17/2 .then half of the work has been completed.In how many days will B do this work alone ?
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t N E B Devarkulam the images formed by the images formed by the images formed by the images formed by the images formed by the images formed by the images formed by the images formed by the images formed by the images
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