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7th Math Unit 1 Day 10 - 9/13

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Last updated almost 2 years ago
15 questions
4
4
Objective and Summary:
SWBAT identify the point (1, k) on the graph of a proportional relationship, where k is the unit rate

Partner Practice

Animal Planet--Ms. Tsang's favorite animal is the jaguar. She found a graph that shows how fast jaguars move each second.


CFS:
#1: Accurately describes points on a graph in the context of the situation
#2: Accurately computes the unit rate and identifies coordinate pair
2
1
Ms. Phanchan wants to bake even more cookies to deliver to her students.
CFS:
#1: Accurately creates a table of coordinate pairs from the graph
#2: Accurately computes the unit rate and identifies coordinate pair
#3: Accurately describes points on a graph in the context of the situation
1
1
Rentals--The graph shows the cost of renting cars from Mancini's Motors.
CFS:
#1: Accurately describes points on a graph in the context of the situation
#2: Accurately computes the unit rate and identifies coordinate pair
1
1

MEDIUM

Lunch Break--Mr. Espinoza loves going to El Paisa by school to get lunch. With his lunches, he also likes to get the Orange Jarritos soda.
CFS:
#1: Accurately describes points on a graph in the context of the situation
#2: Accurately computes the unit rate and identifies coordinate pair
1
1

Spicy

Shower Time—At last year’s science camp, students had a limited amount of time. Leo created the graph below to show the amount of time a person can shower with a certain amount of water.
1
1
1
1
1
Ms. Rosenthal is forming a new band at school, The King Road Kidz. The sales from their first 30 tickets are in the graph below.

CFS:
#1: Accurately describes points on a graph in the context of the situation
#2: Accurately computes the unit rate and identifies coordinate pair
Question 14
14.

a) What does the point (0, 0) represent in the context of the problem?

Question 15
15.

b) What is the unit rate? What does it represent in the context of the problem?




"The point (1, ___) means that for every..."

CFS:
#3: Accurately describes points on a graph in the context of the situation

Good work! You can work on the following...
FInd Constant Proportionality
Equations for Proportional Relationships

Looking Ahead!
Finding Proportional Relationships from graphs
Graphing Proportional Relationships

Unit Rates Practice

HW Practice:
Long Division
Question 1
1.

Question 2
2.

Question 3
3.

a) What does the point (0, 0) represent in the context of the problem?

Question 4
4.

b) What is the unit rate? What does it represent in the context of the problem?

"The point (1, ___) means that for every..."

Question 5
5.

a) What does the point (0, 0) represent in the context of the problem?

Question 6
6.

b) What is the unit rate? What does it represent in the context of the problem?

"The point (1, ___) means that for every..."

Question 7
7.

a) What is the unit rate? What does it represent in the context of the problem?

"The point (1, ___) means that for every..."

Question 8
8.

b) Write an equation that can be used to represent the proportional relationship between the dollars he spends and the number of Jarritos soda purchased.

Question 9
9.

Is this a proportional relationship? Give two pieces of evidence to prove your answer

Question 10
10.

Question 11
11.

What is the unit rate on the graph? What does the point (0, 0) represent in the context of the problem?

Question 12
12.

Write an equation. How many minutes does it take when you want to shower with 27 gallons of water?

Question 13
13.

Given what you know about independent and dependent variables, would you make any adjustments to this graph? If so, what would they be?

a) Which of the following statements are true?

Select all that apply.
The point (5, 290) means that the jaguar moves 5 feet in 290 seconds.
The point (3, 174) means that the jaguar takes 3 seconds to go 174 feet.
The point (10, 580) means that the jaguar can go 580 feet in 10 seconds.
The unit rate (1, 58) means that in 1 minute the jaguar can go 58 feet.
b) Choose the correct equation that can be used to represent the proportional relationship between the time in seconds (s) and the distance in feet (f) a jaguar can run.
f=58s
s=580f
f=174s
s=58f
What does the point (15, 5) mean in the context of the problem?
Showering for 15 minutes uses 5 gallons of water
Showering for 5 minutes uses 15 minutes of water
Showering for 5 minutes uses 15 gallons of water
Using 15 gallons while showering means 5 minutes have passed