Applying variation concepts in word problems
if ten children can finish ten biscuit packets in ten days, how long would 1 child take to finish one packet ?
20 boys make 15 tents in 3 days, if 35 tents are to made in 7 days but only half day of work is possible due to bad rains, how man extra boys will be needed ?
5 men can make 5 carpets in 5 days working 5 hours a day, how long would it take to make 20 carpets, twice as big, working ten hours a day , with ten workers working at half the efficiency ?
20 men can make 15 chairs in 3 days working 6 hours a day , how many chairs would 5 men make in 6 days, working 8 hours a day ?
A camp had food for 40 army men for 40 days, but after 10 days 20 more army men joined the group, for how many days can the camp sustain all army men ? these new men are on a strict military diet and only half the usual diet for army men)
A camp had food for 40 army men for 40 days, but before the camp could begin 20 more army men joined the group, for how many days can the camp sustain all army men ? (these new men are commandoes and eat twice as heavy meals as the usual )
if 5 men can build 20 chairs in 3 days, how many days will 8 new men take to build 32 chairs ? the new men are untrained and are half as efficient as the old team of men
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