Add 7/8 + 2 3/24 + 6 1/6

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

The fraction 7/9 is equivalent to a percent that is greater than 100%. truefalse

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