Proportionality Quick Check

A bike travels 24 miles in 3 hours. At this rate, how many miles will the bike travel in 10 hours?

• 192 miles

• 80 miles

• 32 miles

• 124 miles

Super Saver Grocery carries a 128-ounce jug of iced tea. The nutrition label states that the jug serves 16 people. Which rate best represents the relationship between the number of ounces of iced tea and the number of servings?

• 8 ounces per serving

• 16 servings per ounce

• 128 ounces per serving

• 8 servings per ounce

Diana uses 30 grams of coffee beans to make 48 fluid ounces of coffee. When guests come, she makes 96 fluid ounces of coffee. How many grams of coffee beans does Diana use when she has visitors?

• 160 grams

• 60 grams

• 98.2 grams

• 14.4 grams

A piece of string measures (16/20) meters. Which of the following is equivalent to the length of the string in meters?

• 2.08 meters

• 2.8 meters

• 2.16 meters

• 2.32 meters

The model below shows the ratio of gray to white squares. Which of the following is not an equivalent ratio of gray squares to total squares?

• 9/24

• 15/40

• 21/60

• 27/72

Isabella decides to sell handmade stationery. She decides to sell 2 cards for $9. Which table below shows the possible values of c, the number of cards Isabella sells, and d, the number of dollars she charges?

• F.

• G.

• H.

• J.

A florist uses 160 roses and 42 tulips to make 5 identical flower arrangements. How many roses would the florist use to create 8 identical arrangements?

• A. 304

• B. 67

• C. 182

• D. 256

A going out of business sale has the entire store marked 80% off. Which of the following is equivalent to 80%?

• G. 0.08

• J. 8.0

Miguel weighs himself and discovers he weighs 83,600 grams. How many kilograms does Miguel weigh?

• A. 8.36 kg

• B. 83.6 kg

• C. 8,360 kg

• D. 83,600.00 kg

A piece of clothing contains 6% spandex. Write the percent as a decimal.