Unit Rates and COP TN Ready Review

• The cost of 2 ounces of orange juice is $3.00.

• The cost of 2 ounces of orange juice is $6.00.

• The cost of 6 ounces of orange juice is $2.00.

• The cost of 6 ounces of orange juice is $4.00.

Which represent a proportional relationship between y and x? Select ALL that apply.

• 
• 
• 
• 
• 

• 0.4

• 2.5

• 5

• 18

An athlete runs 1/3 of a mile every 1/20 hour. At this rate, how far does the athlete run per hour?

• 3/20 mile

• 9/20 mile

• 3 1/3 miles

• 6 2/3 miles

• -4/3

• -3/4

• 3/4

• 4/3

What is the decimal equivalent of -5/8?

• -5.8

• -0.625

• 0.6

• 5.8

The cost of yogurt in a store is proportional to the number of yogurts purchased. If each yogurt costs $1.05, which equation represents the total cost, y, of x yogurts at the store?

• x = 1.05 + y

• x = 2.10y

• y = 1.05x

• y = 2.10 + x

• (0.4, 1)

• (1, 0.4)

• (1, 2.5)

• (2.5, 1)

If 1/6 container of cement fills 3/8 of a block of sidewalk, and each block of sidewalk is the same size, which statement is true?

• It takes 3 1/7 containers of cement to fill the entire block of sidewalk.

• It takes 2 1/4 containers of cement to fill the entire block of sidewalk.

• It takes 4/9 container of cement to fill the entire block of sidewalk.

• It takes 2/7 container of cement to fill the enitre block of sidewalk.

Which unit rate is equivalent to 1/2?

• the unit rate, in meals per hour, of cooking 3/16 of a meal in 3/8 hour

• the unit rate, in mugs per day, of making 12/4 mugs in 1/2 of a day

• the unit rate, in plates per day, of making 14/2 plates in 2/5 of a day

• the unit rate, in yards per hour, of mowing 6/9 of a yard in 1/3 hour