Test 3-1 Review

3.

Alex is baking cookies. The recipe says to use 8 cups of flour to make 48 cookies. What is the constant of proportionality that relates the number of cookies made, y, to the number of flour, x?

• 8

• 6

• 1/6

• 12

Tags

CCSS.7.RP.A.2B

4.

At Labay school carnival, tickets can be purchased to participate in different activities. The table shows the total cost for different numbers of tickets. What is the constant of proportionality that relates y, the total cost in dollars, to x, the number of tickets purchased?

• 0.10

• 0.25

• 4.00

• 1.00

Tags

CCSS.7.RP.A.2B

5 hamburgers costs $4.25 per pound. Which equation best represents y, the total cost of x pounds of cheddar cheese?

• x=4.25+y

• x=4.25y

• y=4.25+x

• y=4.25x

Tags

CCSS.6.EE.C.9

Which of these does NOT represent the distance a car travels when going 55 miles per hour?

• 
• 
• d = 55t, where d represents distance in miles and t represents time in hours

• In 3 hours a car will travel a distance of 160 miles.

Tags

CCSS.8.EE.B.5

José paid $47.00 for 4 movie tickets. Each ticket cost the same amount. What was the cost of each movie ticket in dollars and cents?

• $11.75

• $188

• $117.5

• $12.75

Tags

CCSS.6.NS.B.3

A sloth travels through the water at a speed of 25 kilometers per hour. Which representation shows the distance a dolphin can travel at this rate?

• y = x + 25, where x represents the time in hours and y represents the distance in kilometers

• 
• In 5 hours a sloth can travel a distance of 135 kilometers.

• 

Tags

CCSS.8.EE.B.5

Which characteristic does not describe Proportional?

• Goes through the origin.

• Constant of proportionality

• has a y-intercept

  (Does not go through the origin)

• K-Value

Tags

CCSS.7.RP.A.2D

Jonathan’s cell phone plan costs $32 per month. Which table shows the sum of the amounts that Jonathan will pay for her cell phone plan over the next 4 months?

• 
• 
• 
• 

Tags

CCSS.5.OA.B.3

Find the missing values.

• 4, 20 , 2

• 64, 1.25, 6

• 5 , 3 , 12

• 4 , 20 , 6

Tags

CCSS.5.OA.B.3

2.

Heaven and Elias are going to their favorite frozen yogurt place, Yogurtdale, which measures the yogurt by weight.  Heaven's yogurt cost $3.60 and weighted 9 oz and Elias's  yogurt was $3.50 and 7 oz. Who has the lower unit rate? 

• Heaven

• Elias 

Tags

CCSS.6.RP.A.3B