Reading Graphs and Tables

Does this graph represent a proportional relationship?

• Yes, because it doesn't start at the origin.

• Yes, because it shows a constant rate of change.

• No, because it doesn't start at the origin.

• No, because it shows a constant rate of change.

What is the meaning of the point (0, 0)?

• She walks 0 dogs in 0 hours

• She spends 0 dollars in 0 weeks.

• She bakes 0 cookies in 0 days.

• She earns 0 dollars in 0 days.

Annie recorded the amount of rain that fell each day. The results are shown in the line graph below. How many centimeters of rain fell on the third day?

• 2

• 3

• 4

• 7

During an experiment, students counted the number of bubbles given off by water plants every 2 minutes during a 10-minute period. The results are graphed below.

At which two times were the same number of bubbles given off?

• 2 and 4 minutes

• 4 and 6 minutes

• 6 and 8 minutes

• 8 and 10 minutes

More people had between __ and __ cups of coffee than any other range.

• 0-3

• 8-11

• 12-15

• 16-19

For how many weeks did it rain 5 days?

• 1

• 5

• 6

• 4

For how many weeks did it rain all 7 days?

• 1

• 5

• 6

• 4

How many students have 3 pets?

• 1

• 2

• 3

• 4

For how many weeks was the data collected?

• 48

• 50

• 52

• 54

How many more people studied for 0-30 minutes than people who studied for 121-150 minutes?

• 3

• 6

• 5

• 4