math mates homework problem 31

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Nine trucks are equal in weight to six trucks and four sedans. What fraction of the weight of a truck is the weight of a sedan?

Nov 14th, 2014

Let x be weight of truck and y be that of sedan

9x=6x+4y

3x =4y

x =4/3 y

or y = 3/4 x

The weight of a sedan is three fourths of the weight of truck.


Nov 14th, 2014

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