SET A - LEVEL 1: PROBLEM SOLVING 500 Practice Question The Scholarly Unicorn's SAT Mathematics Advanced Guide
by Dr. Steve Warner

The Scholarly Unicorn's SAT Mathematics Advanced Guide
by Dr. Steve Warner SET A - LEVEL 1: PROBLEM SOLVING

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A hose is being used to empty a pool. The graph below gives the number of gallons of water in the pool from the beginning to the end of this process.

According to the graph, how long did it take, in hours, to empty the entire pool?