Proportional Relationships MCA

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A farmer finds that 36 inches of snow is equivalent to 4.5 inches of water. How many inches of water are equivalent to 10 inches of snow?

• 1.25 inches
• 3.6 inches
• 16.2 inches
• 80 inches

Sound travels 1,038 meters in 3 seconds. How many seconds will it take for the sound of a horn to travel 1,730 meters?

The table shows the number of pages in the books that 2 students read and the number of days it took each student to read his book. Reading Progress Student Number of Number of days Pages in Book Andy 191 7 Cary 255 8 Using the rates in the table, how many days would it take Cary to read Andy’s book? Round answer to nearest whole number.

An artist makes a scale drawing on a sheet of paper of a 4-inch-by-6-inch photograph. The longer side of the paper is 24 inches. What is the length of the shorter side of the paper?

• 9.6 inches
• 16 inches
• 22 inches
• 36 inches

A recipe uses 3 1/3 cups of milk to make 8 servings of pudding. How many cups of milk are needed to make 30 servings of pudding?

• 8/9 cups
• 12 1/2 cups
• 25 1/3 cups
• 26 2/3 cups

A box of 9 cupcakes costs $5.85. How much will 5 cupcakes cost?

Which equation represents a proportional relationship?

• y= -x
• y = |x|
• y = 1/x
• y = x squared

Which equation represents a proportional relationship?

• y = x + 2
• y = x -2
• y = 2x
• y = 2/x

Which graphs represent proportional relationships?