Ratios

Select ALL the true statements.

• The ratio of triangles to squares is 2 to 4.

• The ratio of squares to smiley faces is 6:4.

• The ratio of smiley faces to triangles is 6 to 4.

• There are two squares for every triangle.

• There are two triangles for every smiley face.

Select ALL the ratios that are equivalent to 8 : 6

• 4 : 3

• 6 : 8

• 16 : 12

• 10 : 8

• 7 : 5

A mixture of purple paint contains 6 teaspoons of red paint and 15 teaspoons of blue paint. To make the same shade of purple paint using 35 teaspoons of blue paint, how much red paint would you need? Use the double number line diagram to help if needed.

• 12 teaspoons

• 14 teaspoons

• 18 teaspoons

• 26 teaspoons

Lin rode her bike 2 miles in 8 minutes. She rode at a constant speed. Complete the table to show the time it took her to travel different distances at this speed. Select 2 correct answers - one the correct elapsed time in minutes, one for the correct distance traveled in miles.

• elapsed time in minutes - 4

• distance traveled in miles - 1/4

• elapsed time in minutes - 6

• distance traveled in miles - 0

3 movie tickets cost $36. At this rate, what is the cost per ticket?

• $12

• $13

• $108

• $72

3 ice cream cones cost $8.25. At this rate, how much do 2 ice cream cones cost?

• $4.13

• $2.75

• $5.50

• $16.50

What can you infer from the double number line? Select ALL correct answers.

• For every 6 pints of water, you need 24 cups of flour.

• For every 40 pints of water, you need 10 cups of four.

• You need more water than flour for this recipe.

• For every pint of water, you need 4 cups of flour.

Diego paid $47 for 3 tickets to a concert. Andre paid $141 for 9 tickets to a concert. Did they pay at the same rate? Explain your reasoning. Select ALL correct answers.

• Yes, they paid the same amount per ticket.

• No, Diego paid more per ticket.

• No, Andre paid more per ticket.

• Yes, if Diego paid $47 for 3 tickets, he would pay $141 for 9 tickets.

A recipe for chicken marinade says, “Mix 3 parts oil with 2 parts soy sauce and 1 part orange juice.” If you need 42 cups of marinade in all, how much of each ingredient should you use?

• 1 cup OJ, 2 cups soy sauce, 3 cups oil

• 7 cups OJ, 14 cups soy sauce, 21 cups oil

• 7 cups OJ, 2 cups soy sauce, 3 cups oil

• 14 cups OJ, 14 cups soy sauce, 14 cups oil

Noah entered a 100-mile bike race. He knows he can ride 32 miles in 160 minutes. At this rate, how long will it take him to finish the race? Use each table to find the answer.

• He will finish the race in 228min.

• He will finish the race in 300min.

• He will finish the race in 480min.

• He will finish the race in 500min.