-Refer to the graph above to answer this question.The graph shows a tennis coach charges $20 per hour for tennis lessons for adults and $10 per hour for tennis lessons for children.What is the total revenue of the tennis coach?
A)$20.
B)$30.
C)$80.
D)$110.
E)Cannot be determined.

Question

-Refer to the graph above to answer this question.The graph shows a tennis coach charges $20 per hour for tennis lessons for adults and $10 per hour for tennis lessons for children.What is the total revenue of the tennis coach?
A)$20. 
B)$30. 
C)$80. 
D)$110. 
E)Cannot be determined.

Quizplus · Accepted Answer

The graph shows that the tennis coach gave 4 hours of lessons to adults and 3 hours of lessons to children. The total revenue is 4 * $20 + 3 * $10 = $80 + $30 = $110.

-Refer to the Graph Above to Answer This Question