LT5B Review

A car is traveling at a constant speed and goes 12.2 miles in 4 minutes. 

At this rate: How far does the car go in 1 minutes?

• 3

• 3.05

• .328

The table shows the weights of bananas at a grocery store. Complete the table so there is a proportional relationship between the number of bananas and their weight.

• 0.32

• 3 bananas

• 3.84

• 8 bananas

• 2.56

• 1 banana

• 0.96

• 12 bananas

What is the rate of change in this table?

Mathematical Equivalence

ON

What would be the initial value for this table?

Mathematical Equivalence

ON

This table shows a linear relationship between the age of a newborn baby in weeks and their weight. Select all the TRUE statements.

• The weight of the baby increases at a constant rate of 2 lbs every week.

• The weight of the baby increases at a constant rate of 1 lb every week

• The weight of the baby increases at a constant rate of ½ lb every week.

• Age is a function of weight.

• Weight is a function of age.

Two car services offer to pick you up and take you to your destination.

* Service A charges 40 cents to pick you up and 30 cents for each mile of your trip. Equation ​ ​ (a)  

* Service B charges $1.10 to pick you up and charges c cents for each mile of your trip. Equation ​ ​ (b)  

Drag and Drop the matching equations to the each story.

• y = 0.40+ 0.30x
• y = 1.10 + cx
• y = 1.10c + m
• y = 0.40x + 0.30

A tree planted today has a height of 5 feet and grows one foot each month. Is the height of the tree a function of the number of months?

• yes

• no

This graph shows the temperature in Diego’s house between noon and midnight one day.

Select all the TRUE statements.

• Time is a function of temperature.

• The lowest temperature occurred between 4:00 and 5:00.

• The temperature was increasing between 9:00 and 10:00.

• The temperature was 74 degrees twice during the 12-hour period.

• There was a four-hour period during which the temperature did not change.

The volume, V, of liquid in a container after t seconds can be represented by the equation

V = -35t + 1000

Is the volume of the liquid in the container ​ (a)   ?

• decreasing
• increasing

The volume, V, of liquid in a container after t seconds can be represented by the equation

V = -35t + 1000

The container starts with ​ ​ (a)   amount of liquid in it.

• 1000
• -35
• -1000
• 35