Question 1

Verda used a sensor to measure the speed of a moving car at different times. At each time, the sensor measured the speed of the car in both miles per hour and kilometers per hour. The table below shows her results.
Based on her results, which statement describes the relationship between $m$, the speed of the car in miles per hour, and $k$, the speed of the car in kilometers per hour?

Accepted Answer

The relationship is proportional because the ratio of $m$ to $k$ is constant.

Answer

The relationship is proportional because the difference between $m$ and $k$ is constant.

Answer

The relationship is not proportional because the ratio of $m$ to $k$ is constant.

Answer

The relationship is not proportional because the difference between $m$ and $k$ is constant.

Question 2

Bonnie deposits $70.00 into a new savings account.
• The account earns 4.5% simple interest per year.
• No money is added or removed from the savings account for 3 years.
What is the total amount of money in her savings account at the end of the 3 years?

Accepted Answer

$79.45

Answer

$164.50

Answer

$94.50

Answer

$9.45

Question 3

Lea wants to save money on a new computer. At the store near her, the computer she wants is listed at a regular price of $400.00.
• On Saturday, the store will have a sale and discount the computer by 30%.
• Shoppers who buy a computer that same Saturday before 9:00 a.m. will also receive an additional 10% off the sale price.
How much will Lea pay, without tax, when she buys the computer that Saturday before 9:00 a.m.?

Accepted Answer

$252.00

Answer

$148.00

Answer

$240.00

Answer

$160.00

Question 4

The graph below shows the total distance, in miles, traveled by a towboat over time, in hours.
Which statement 'best' describes the meaning of the coordinates of point $F$ on the graph?

Accepted Answer

It shows the unit rate of the graph in miles per hour.

Answer

It shows the distance traveled, in miles, by the towboat after 5.25 hours.

Answer

It shows the time, in hours, it takes the towboat to travel 1 mile.

Answer

It shows the unit rate of the graph in hours per mile.

Question 5

Nick is making bread dough.
• The recipe requires $\frac{3}{4}$ cup of flour and $1\frac{1}{8}$ teaspoons of salt.
• Nick wants to make the recipe using 1 cup of flour.
To maintain the ratio, how much salt is required when 1 cup of flour is used?

Accepted Answer

$1\frac{1}{2}$teaspoons

Answer

$1\frac{7}{8}$teaspoons

Answer

$\frac{27}{32}$teaspoon

Answer

$\frac{2}{3}$teaspoon

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