Proportions and Unit Rate

Solving a word problem on proportions using a unit rate

Objective

Today I will apply proportional relationships to real world problems so that I can use units rates to solve problems. I know I am successful when I master the ALEKs skill.

Multiple Choice

Three bags of rice weigh 90 kgs. How much do 9 bags weigh?

• 180 kg

• 240 kg

• 270 kg

• 360 kg

Multiple Choice

If four ice creams cost $3.20, what would 8 ice cream cost?

• $7.20

• $6.40

• $10.00

• $9.60

Multiple Choice

6 pencils costs 36 cents. How much do 2 pencils cost?

• 6

• 12

• 3

• 8

Multiple Choice

8 sweets cost 72 cents. How much do 6 sweets cost?

• 45

• 54

• 36

• 24

Practice!

Rejoin the Google Meet for practice

Multiple Choice

On a map, if one centimeter represents 25 kilometers, how many kilometers does 7 centimeters represent?

• 175
• 185
• 200
• 220

Multiple Choice

Jessica was planning a trip to Jamaica. Before going, she did some research and learned that the exchange rate is one Jamaican dollar for 0.5 US dollars. How much Jamaican money would she get if she exchanged $28?

• $56

• $14

• $5.60

• $140

Multiple Choice

A car travels 420 miles in 8 hours. If the car continues at the same rate, how far will it travel in 12 hours?

• 630 miles

• 630 hours

• 600 miles

• 540 hours

Multiple Choice

7 soccer balls cost $630. How much do 14 soccer balls cost?

• $900

• $315

• $1890

• $1260

Multiple Choice

Five apples cost 80 cents. Find the cost of 20 apples.

• $6.00

• $12.00

• $9.00

• $3.20

Multiple Choice

Six movie tickets cost $240. How much do 2 movie tickets cost?

• $30

• $80

• $60

• $90

Multiple Choice

Tracey ran 1,000 meters in 5 minutes. How many meters did she run in a minute?

• 0.005 meters in a minute

• 5,000 meters in a minute

• 200 meters in a minute

Multiple Choice

John spent $36 to buy 4 basketballs. What was the price per basketball?

• $9 per basketball

• $144 per basketball

• $8 per basketball

• $12 per basketball

Poll

Are you ready for the ALEKs skill?

• YES!

• Maybe?

• No