Unit Rates

If a book has 300 pages and can be read in 10 hours, what is the reading rate in pages per hour?

• 30 pages/hour

• 25 pages/hour

• 35 pages/hour

• 40 pages/hour

A recipe calls for 2 cups of sugar for every 3 cups of flour. What is the unit rate of cups of sugar to cups of flour?

• 1 cup of sugar per cup of flour

• 2 cups of sugar per cup of flour

Which of the following is the unit in the rate "50 kilometers per liter"?

• Kilometer

• Liter

• 50

• Kilometers per liter

Which of the following rates is the highest?

• 60 miles in 2 hours

• 90 miles in 3 hours

• 150 miles in 5 hours

• 200 miles in 4 hours

If a person walks 14 kilometers in 2 hours, what is their speed in kilometers per hour?

• 7 km/hour

• 8 km/hour

• 6 km/hour

• 5 km/hour

A cyclist covers 45 miles in 3 hours. What is the cyclist's speed in miles per hour?

• 15 miles/hour

• 20 miles/hour

• 10 miles/hour

• 12 miles/hour

The format we use to write an equation with unit rate (k)

• y = k/x

• y = kx

• k = y/x

• k = xy

Lynnette can wash 95 cars in 5 days. How many cars does she wash each day?

• 475 cars per day

• 19 cars per day

• .05 cars per day

• 15 cars per day

Luke can paint 91 portraits in 7 weeks. How many portraits does he paint each week?

• 637 cars per week

• 13

• 0.08 portraits per week

• 13 portraits per week

At the market, 7 apples cost $4.55. What is the cost per apple?

• 54 apples per dollar

• 54 dollars per apple

• $0.65 per apple

• not here