Husain and Dino had an average (arithmetic mean) of \(\$20\) each. Dino then won a cash prize, which increased the

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Husain and Dino had an average (arithmetic mean) of \(\$20\) each. Dino then won a cash prize, which increased the average amount of money they had to \(\$80.\) If no other changes occurred, how many dollars did Dino win?

A. \(40\)
B. \(60\)
C. \(80\)
D. \(100\)
E. \(120\)

The OA is E
Source: — Problem Solving |