Lesson 8 Creating and Interpreting Graphs

Lesson 8 Creating and Interpretting Graphs

Open Ended

Multiple Choice

An empty 20-gallon water tank is filled at a constant rate for 3 minutes until it is half full. Then, it is emptied at a constant rate for 3 minutes.

A full 10-gallon water tank is drained for 30 seconds, until it is half full. Afterwards, it gets refilled.

• Graph 1

• Graph 2

• Graph 3

• Graph 4

Multiple Choice

An empty 20-gallon water tank is filled at a constant rate for 3 minutes until it is half full. Then, it is emptied at a constant rate for 3 minutes.

A 2,000-gallon water tank starts out empty. It is being filled for 5 hours, slowly at first, and faster later.

• Graph 1

• Graph 2

• Graph 3

• Graph 4

Multiple Choice

An empty 20-gallon water tank is filled at a constant rate for 3 minutes until it is half full. Then, it is emptied at a constant rate for 3 minutes.

An empty 100-gallon water tank is filled in 50 minutes. Then, a dog jumps in and splashes around for 10 minutes, letting 7 gallons of water out. The tank is refilled afterwards.

• Graph 1

• Graph 2

• Graph 3

• Graph 4

Open Ended

Open Ended

Multiple Choice

Two functions are defined by these equations:

f(x)=5.1+0.8x

g(x)=3.4+1.2x

Which function has a greater value when x is 3.9?

• f(x)

• g(x)

Open Ended