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Mary and Jane working together can cultivate a piece of land in 6 days.Mary alone can complete the work in 15 days.After the two had worked for 4 days Mary withdrew from the services.Find the time taken by Jane to complete the remaining work
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Dec 27, 2023
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Mathematics Form 3
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0759967XXX
compound proportions and rates of work
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Dec 28, 2021
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