Mathematics, 18.05.2021 09:50 glitch14

A kid's pool had a small opening through which water sometimes leaked out. Water was poured into the pool from time to time. The graph shows the amount of water in the pool (y), in gallons, at certain times (x), in hours. Graph of first line going through ordered pairs 0, 40 and 2, 10. Graph of second line going through ordered pairs 2, 10 and 4, 10. Graph of third line going through ordered pairs 4, 10 and 7, 50.

Which of the following statements best describes the amount of water in the pool?

It is increasing during the time interval 4 < x < 7 hours.
It is increasing during the time interval 10 < x < 50 hours.
It is decreasing during the time interval 4 < x < 7 hours.
It is decreasing during the time interval 10 < x < 50 hours.

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