tariqjavaid
Age: 61
4824 days old here
Total Posts: 5615
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Quetta, Pakistan
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Subject : GAT Preparation Questions! If the average (arithmetic mean) of x and y is 60 and the average (arithmetic mean) of y and z is 80, what is the value of z - x? A. 70 B. 40 C. 20 D. 10 E. It Cannot Be Determined From The Information Given.
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