Solving Problems with Unit Rates

• 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.

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

• 3

• 9

• 12

• 6

How long would it take 12 people to go down the slide?

• 1 min

• 2 min

• 3 min

• undeterminable

Complete the ratio table.

• 6 & 15

• 4 & 12

• 3 & 8

• 6 & 18

Write a unit rate for this situation. 2 chaperones with 42 students -- How many students will each chaperone have?

• 21 students per chaperone

• 21

• 19 students per chaperone

• 13 students per chaperone

What is a unit rate?

• A normal rate

• How much of something per 1 unit of something else.