Question
The value of y varies directly as x and z, and y = 120 when x = 6 and
z = 4. What is the value of y when x = 8 and z = 5?
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The value of y varies directly as x and z, and y = 120 when x = 6 and z = 4. What is the value of y when x = 8 and z = 5?

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