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10 questions
Choose the equation that models the following situation:
Mike joins a gym for $25 up front and a $30 monthly fee.
y = −25x+30
y=25x+30
y=30x+25
y=30x−25
Choose the equation that models the following situation:
The water level in a bath tub was 14 inches and Angelo pulls the plug and it decreases at a constant rate of 2.5 inches every minute.
y = 14
y=2.5x +14
y=−2.5x−14
y=−2.5x+14
Choose the equation that models the following situation:
Starting at her house, the distance Natalie is from her house if she walks to school at a constant rate of 8 feet per second.
y = 8
y=8x
y =x+8
y=−8x
This graph shows the distance Jaiden is from home over time. What is his rate of change? Write your answer as an integer or a decimal.
_________ per hour
80
240
40
60
What is the rate of change? Write your answer as a decimal or an integer.
1 gal per minute
43 gal per minute
1.3 gal per minute
0.75 gal per minute
Which word(s) or phrases do not describe the "b" value" in a linear function written in slope intercept form?
Choose all that apply.
initial fee
rate
startup cost
per minute
down payment
You are traveling to your friends house in another city that is 6 miles away. You call an UBER that charges $5 and $1.50 per mile that you travel. What is the cost of the trip?
$5.00
$15.00
$20.00
$14.00
Only type the number as an integer or decimal. Do not type anything else.
There is a line whose y-intercept is 9 and slope is 2. What is the equation of the line in slope-intercept form?
y = mx+b
y =2x+9
9 = 2x +b
y=9x+2
What is the equation of the graph shown here?
y=25x−1
y=52x−1
y=−52x−1
y=−52x+1
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