Log in
Sign up for FREE
arrow_back
Library

SBAC Review #5 7.RP.A.1(3)

star
star
star
star
star
Last updated almost 3 years ago
11 questions
0

Math - [7.RP.A.1]

Teacher: Mr. Kovalik (408) 314-1092

Objective and Summary:
SWBAT identify proportional relationships and be able to calculate missing proportionality (ie. unit rates)
Question 1
1.

1. Sprint—Runny McRunnerson is conducting a study to see if there is a proportional relationship in miles run (x) and sipping cups of water consumed (y). A table to track the data is below


1
1
1
A different running group conducted a similar study but tracked miles (x), and Gatorade consumed (y).


1
1
1
1
1
The table below shows the average annual internet usages for Mr. Kovalik over the past few years.

Use the table to answer the following questions
1
1
Model- continued...

The original recipe called for 3/8 cup of blueberries. However, with an expanded recipe, which of the following ratios of blueberries to butter match the original recipe?
 6 cups blueberries: 2.5 cups butter
 4.5 cups blueberries: 1 ½ cups butter
 8 cups blueberries: 2 \frac{67}{100} cups butter
6 cups blueberries: 2.5 cups butter
4.5 cups blueberries: 1 \frac{1}{2} cups butter
Question 2
2.

What is the constant of proportionality?

How long does it take him to run each lap?

Question 3
3.

Write an equation to represent the relationship between time and laps run:

Question 4
4.

Question 5
5.

Write an equation to represent the relationship between miles and gatorade consumed:

Question 6
6.

Write an x,y (ratio pair) relationship that would represent a continued proportional relationship to the table above?

Question 7
7.

Question 8
8.

Question 9
9.

How much more efficient is showering than taking a bath? Enter your response in terms of a percent or scale factor.

Question 10
10.

What is the average-mean TB usage of Mr. Kovalik's internet usage over the pat 4 years?

Question 11
11.

Which of the following would represent a continued proportional relationship to the table above?
 1.5 miles: 2.5 cups of water
 1.75 miles: 2 \frac{625}{1000} cups of water
 10 miles: \frac{30}{2} cups of water
Let’s assume that the length of shower a person takes and the amount of water they use is always proportional. Which of the following ranges represent a proportional usage of water?
2 minutes: 3.62 gallons - 4.54 gallons
15 minutes: 27 \frac{15}{100} gallons - 35.1 gallons
4 \frac{1}{4} minutes: 7.69 gallons - 9.65 gallons
7.75 minutes : 14 \frac{1}{10} gallons - 17 \frac{1}{2} gallons
12 \frac{1}{2} minutes: 22 gallons - 28.38 gallons
Assume that the time of warming up water for a bath and the amount of water they use is always proportional. Which of the following ranges represent a proportional usage of water?
 2.5 minutes: 13 ½ gallons
 3.75 minutes: 22 ½ gallons
 5 minutes: 30 gallons
 6.75 minutes: 40 ½ gallons
Which of the following is proportional to the 2022 internet usage? SHOW ALL WORK
3 7/10 TB for 4 months of use
25 TB for 2 years of use
37 TB for 5 years of use