Topic 2 Review (3rd)

If the ratio of apples to oranges is 3:4, how many oranges are there if there are 15 apples?

• 12

• 20

• 10

• 18

If the unit rate is 10 miles per hour, how many miles can be traveled in 3 hours?

• 5

• 15

• 20

• 30

If the rate is 50 kilometers per hour, how far can be traveled in 2.5 hours?

• 25

• 75

• 100

• 125

Complete the table.

• 1/20
• 20
• 63
• 84

Your friend wants to know if there is a proportional relationship between the number of slices of ham in a sandwich and the number of calories.  

• Yes, it is proportional
• No, it is not proportional

Which of these graphs show a relationship that is not proportional?

• A

• B

• C

The graph shows a proportional relationship between time and number of boxes a machine packages.  How many boxes does the machine package in 4 minutes?

• 180 boxes
• 240 boxes
• 120 boxes
• 300 boxes

Since a middle school opened, the girls' basketball team has had the same record every season.  The team has won a total of 143 games while losing only 11 games.  Find the constant of proportionality of wins to losses.

• 1/13
• 13
• 14
• 1/14

The distance a jet aircraft flies has a proportional relationship with its number of hours in flight.  The table shows the number of miles flown for a number of hours in flight.  Find the constant of proportionality.  How long will the jet take to travel 4,920 miles?

• 410 : 12 miles
• 410 : 2,017,200 miles
• 1/420 : 12 miles
• 1/420 : 2,017,200 miles

The graph shows a proportional relationship between a family's distance from home and the time they spent driving.  What does the point (1,48) represent?

• 48 miles in 1 hour
• 1 mile in 48 hours
• 48 miles in 48 hours