it takes7/4m of cloth to make a pair of trousers.if the cloth needed to make 10 pairs of trousers is cut out of a 20m length of cloth,what length of cloth will be left?
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Cloth required to make 1 pair of trousers = 7 / 4 m
Cloth required to make 10 pairs of trousers = (7 / 4)10 = 35 /2 m
Total cloth = 20m
Cloth remaining after making trousers = 20 - (35/2)
= 40 - 35 / 2 = 5 /2m
Cloth required to make 10 pairs of trousers = (7 / 4)10 = 35 /2 m
Total cloth = 20m
Cloth remaining after making trousers = 20 - (35/2)
= 40 - 35 / 2 = 5 /2m
sonukr240899:
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