Math 8 U5 L5-8 Review for Quiz

The graph represents the number of popcorn kernels Mr. McKay eats over time (in hours) while watching the entire Cobra Kai series.

How many kernels has he eaten before he starts watching?

• 100

• 50

• 0

The graph represents the number of popcorn kernels Mr. McKay eats over time (in hours) while watching the entire Cobra Kai series.

How many kernels is he eating each hour?

• 100

• 50

• 25

The graph represents the number of popcorn kernels Mr. McKay eats over time (in hours) while watching the entire Cobra Kai series.

How many kernels would he have eaten after 10 hours?

• 250

• 300

• 350

Mr. Hostler also eats popcorn while watching Cobra Kai. The table shows how many popcorn kernels he eats over time (in hours).

How many kernels has he eaten before he starts watching Cobra Kai?

• 0

• 20

• 1

Mr. Hostler also eats popcorn while watching Cobra Kai. The table shows how many popcorn kernels he eats over time (in hours).

How many kernels does he eat per hour while watching Cobra Kai?

• 20

• 30

• 110

Mr. Hostler also eats popcorn while watching Cobra Kai. The table shows how many popcorn kernels he eats over time (in hours).

How many kernels would he eat after 6 hours of watching Cobra Kai?

• 200

• 180

• 220

Mr. Ajamian fills up his hot tub after running 3 miles.

The graphs shows the amount of water (in gallons) in his hot tub over time (in minutes after 10:00 pm).

TRUE OR FALSE.

The amount of water in the tub is a function of time.

• TRUE

• FALSE

• I don't know...I need Saturday school.

Mr. Ajamian fills up his hot tub after running 3 miles.

The graphs shows the amount of water (in gallons) in his hot tub over time (in minutes after 10:00 pm).

TRUE OR FALSE.

Mr. Ajamian turns off the water at 10:02 pm.

• TRUE

• FALSE

• I don't know...I need Saturday school.

Mr. Ajamian fills up his hot tub after running 3 miles.

The graphs shows the amount of water (in gallons) in his hot tub over time (in minutes after 10:00 pm).

TRUE OR FALSE.

The hot tub was completely drained at 10:20 pm.

• TRUE

• FALSE

• I don't know...I need Saturday school.

Mr. Ajamian fills up his hot tub after running 3 miles.

The graphs shows the amount of water (in gallons) in his hot tub over time (in minutes after 10:00 pm).

TRUE OR FALSE.

The amount of water stayed the same from 10:16 pm to 10:18 pm

• TRUE

• FALSE

• I don't know...I need Saturday school.