MUp R 7.4A Multiple Representations Constant Rate of Change

Based on the graph, how much does Paul's Painting Service charge per hour of labor?

• $100 per hour

• $30 per hour

• $20 per hour

• $10 per hour

At a book store, there are racks with different number of shelves to store books. The table relates the number of shelves, s, in a rack to the number of books, b, it holds.

Which equation correctly relates band s?

• b = s + 20

• b = s + 57

• b = 20s

• b = 0.05s

This graph relates the height, h, that a plant grew over time,t.

Which equation describes the growth of the plant?

• h = 5t

• h = 10t

• h = 10 + t

• h = t - 30

Max created the table below to find a pattern in the perimeters of regular hexagons.

Which formula could be used to find the perimeter of a regular hexagon?

• p = 6/s

• p = 6 + s

• p = 6s

• p = s/6

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

Joey and his friends built a mechanical car. They tested the car and calculated how far it would travel in a given time. They made a graph of this information.

How long does it take the car to travel one mile?

• 20 seconds

• 3 minutes

• 20 minutes

• 1 hour

In the formula d= rt, d stands for distance traveled, r stands for rate of speed, and t stands for time. The Wilson family took a 350-mile automobile trip. They traveled at an average rate of 52 miles per hour. How long did their trip take?

• 4 h 98 min

• 6 h 73 min

• 6 h 44 min

• 7 h

The density of an object can be obtained using the formula: Density = Mass/Volume. A glass container has a mass of 10 grams when empty. The container plus an unknown liquid has a mass of 22 grams. What is the density of the liquid if its volume is 10 mL?

• 1 gram/mL

• 1.2 grams/mL

• 2.2 grams/mL

• 12 grams/mL

The table shows the relationship between n, the number of books bought at the school's book fair, and c, the total cost of the books. Which equation represents the relationship between n and c shown in the table?

• c = 45n

• n = 4.5c

• c = 4.5n

• c = n/45

Jorge bought new jeans that were on sale for 25% off of the original price. If the original cost of the jeans is represented by c, and the sales tax is 6%, which expression can be used to find the total amount Jorge paid for the jeans?

• c – 0.25c + 0.06(c – 0.25c)

• c – 25c + 6(c – 25c)

• 0.25c + 0.06(0.25c)

• 0.25c + 0.6c

Miguel measures several circular objects. He wants to find the relationship between the diameter and the circumference.

Which formula could be used to find the approximate circumference if you know the diameter?

• C = 3d

• C = 3/d

• C = d/3

• d = 3C