1) Jimmy is making lemonade. For every 6 cups of water, he uses 2 cups of freshly squeezed lemons and 2 cups of sugar. If w the number of cups of water, l is the number of cups of lemon juice, and s is the number of cups of sugar, which equations are correct a) l = 2/𝟖w b) l=2w c) l=1s d) w=2/6l e) w=3s 2) Kori drove 75 miles per hour. The relationship between the number of miles driven, m, and the number of hours elapsed, h, hours are proportional. Which equation shows this relationship? a) h=75m b) m=75h c) h=75+m d) m=70-h 3) In a recipe for brownies, the ratio for flour to sugar is 3 to 1. What ratios are equivalent to the ratio of flour to sugar in the brownie recipe?  a) 2 1/4 cups of flour to 3/4 cups of sugar b) 5 cups of flour to 3 cups of sugar c) 6 cups of flour to 2 cups of sugar d) 2 cups of flour to 6 cups of sugar e) 3 1/4 cups of flour to 1 1/4 cups of sugar 4) A bus travels 305 miles in 2 1/2 hours. What is the unit rate? a) 132.5 miles per hour b) 76 miles per hour c) 122 miles per hour d) 762.5 miles per hour

Unit Rate & Constant of Proportionality

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