Proportional Relationship

Which ratio forms a proportion with 5:15

• 10:20

• 75:5

• 3:1

• 1:3

Tags

CCSS.7.RP.A.2A

John runs 9 miles in 1.5 hours. If John runs at the same speed, which proportion can be used to determine the time (t) it would take John to run for 12 miles?

• $\frac{9}{1.5}=\frac{t}{12}$

• $\frac{1.5}{9}=\ \frac{12}{t}$

• $\frac{9}{1.5}=\frac{12}{t}$

• $\frac{1.5}{12}=\frac{9}{t}$

Tags

CCSS.7.RP.A.2C

The total cost of x shirts is $35. The shirts are priced at a constant rate of $7 each. Which situation models this situation?

• 7x = 35

• x = 35(7)

• 7 + x = 35

• 35 + n = 7

Tags

CCSS.4.OA.A.1

Landon reads 30 pages of his book in 2 hours. Brayden reads 45 pages of his book in 3 hours. Do Landon and Brayden read at the same rates, and why?

• Yes, Landon and Brayden each read 15 pages an hour.

• Yes, Landon and Brayden each read 30 pages an hour.

• No, Landon reads 15 pages an hour and Brayden reads 15 pages in 2 hours.

• No, Landon reads 30 pages an hour and Brayden reads 30 pages in 2 hours.

Tags

CCSS.6.RP.A.3B

What are the characteristics of the graph of the graph of proportion?

• curved line

• straight line and goes to the origin

• horizontal line

• vertical line

Tags

CCSS.7.RP.A.2D

Marck's car can go 288 miles on a tank of gas. His car's gas tank holds 15 gallons. Which equation shows the relationship between x and y, where y is the distance Marck can travel with x gallons of gas?

• $y\ =\ \frac{5}{96}x$

• $y\ =\ \frac{96}{5}x$

• $y\ =\ \frac{96}{5}+x$

• $y=\frac{5}{96\ }+\ x$

Tags

CCSS.7.RP.A.2C

Which equation represents proportional relationship with a constant of proportionality equal to 5?

• y = 5x

• 2y = x + 2

• 2y = x

• y = 2 + x

Tags

CCSS.7.RP.A.2C

The table shows how much a store charges for certain number of math workbooks.

• $c=3.50b$

• $c=10.50b$

• $c=2.50b$

• $c=\ 1.50b$

Tags

CCSS.5.OA.B.3

Emiley went to Reily's Steakhouse for dinner. The table shows the relationship between the number of steaks and the cost.

• At Reily's Steakhouse, 1 steak costs $12.30.

• Ar Reily's Steakhouse, 7 steaks cost $86.10.

• The equation which represents this relationship is c = 11.30s +4.

• The equation which represents this relationship is c = 11.30s.

Tags

CCSS.7.RP.A.2D

According to the graph, what is the constant of proportionality?

• k = 21

• k = 20

• k = 15

• k = 10

Tags

CCSS.7.RP.A.2B