Solving Problems with Unit Rate

At Teen Tops, a package of 5 T-shirts costs $38. At Bargain City, a package of 4 T-shirts costs $34. Which statement is the most accurate?

• Bargain City is the better buy because it sells T-shirts at $8.50 per T-shirt.

• Teen Tops is the better buy because the package has more T-shirts.

• Bargain City is the better buy because $34 is than $38.

• Teen Tops is the better buy because it sells T-shirts at $7.60 per T-shirt

Bruce walks mile in hour. What is his speed in miles per hour?

• 1 pound

• They run at the same rate

Kim and Ben are planting a garden. Kim plants 24 flowers in 2 hours. Ben plants 33 flowers in 3 hours. Whose rate is faster?

• Kim's rate is faster at 12 flowers in 1 hour

• Ben's rate is faster at 11 flowers in 1 hour

• Kim's rate is faster at 6 flowers in 1 hour

• Ben's rate is faster at 3 flowers in 1 hour.

Ann’s Bakery bakes 450 loaves of bread in 3 days. Mark’s Bakery bakes 560 loaves of bread in 4 days. Which bakery bakes bread at the faster rate?

• Ann's Bakery is faster at 150 loaves in 1 day

• Mark's Baker is faster at 140 loaves in 1 day

• Ann's Bakery is faster at 90 loaves in 1 day

• Mark's Bakery is faster at 70 loaves per day.

Dave and Eric are painting a long fence. Dave paints 125 feet of the fence in 5 hours. Eric paints 175 feet in 7 hours. Whose rate is faster?

• Dave and Eric paint at the same rate.

• Eric paints faster at 25 feet per hour.

• Dave paints faster at 20 feet per hour.

• Neither Dave or Eric paint faster.

Complete the ratio table.

• 6

• 8

• 9

• 5

Refer to the double number line:

If you makes 6 loaves of bread, how many cups of raisins did she use?

• 3

• 9

• 12

• 6

The double number line shows that a water park allows 18 people to go down their giant water slide in 3 minutes. How long would it take 12 people to go down the slide?

• 1 minute

• 2 minutes

• 3 minutes

• No way to find out.