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There is a provision of 1200 people for 60 days in a garrison. If 300 people leave the garrison after 15 days, how long will the remaining provisions leave the men?
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Find the length of a strip of land 20m wide, that should be given in exchange for a piece measuring 35 m by 15 m.
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If 20 men build 6 buildings in 40 hours, how many men will build the same building in 25 hours?
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If 40 kg of corn feed 6 horses for 4 days, how many kgs will feed the same number of horses for 9 days?
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If 30 kg of corn feed 6 cows for 4 days, how many kgs of corn will feed 10 cows for the same time?
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