Slope-Intercept Form & Identifying Slope: 8th Grade Quiz

A taxi charges a base fare of $3 plus $1.50 for each mile driven. What is the slope of the equation that represents this situation?

• 3.5

• 1.5

• 2.0

• 1.0

Tags

CCSS.8.EE.B.5

A gym charges a monthly fee of $30 plus $10 for each class attended. Write the equation in slope-intercept form and identify the slope.

• The equation is T = 30x + 10, and the slope is 30.

• The equation is T = 30 + 10x, and the slope is 30.

• The equation is T = 10x + 10, and the slope is 30.

• The equation in slope-intercept form is T = 10x + 30, and the slope is 10.

A phone plan costs $25 per month plus $0.10 per text message. Convert the standard form of the equation to slope-intercept form and find the slope.

• 0.25

• $0.10

• $25.00

• 0.10

A delivery service charges a flat fee of $15 plus $0.50 per mile. Write the equation in slope-intercept form and identify the slope.

• y = 0.50x + 15; slope = 0.50

• y = 0.25x + 15

• y = 15x + 0.50

• y = 0.50x + 10

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

A subscription service charges $10 per month plus $2 for each additional user. Convert the standard form of the equation to slope-intercept form and find the slope.

• The slope is 5.

• The slope is 0.

• The slope is 10.

• The slope is 2.

Tags

CCSS.8.EE.B.5

A concert ticket costs $50 plus $5 for each additional ticket. Write the equation in slope-intercept form and identify the slope.

• C = 10x + 50; slope = 10

• C = 5x + 50; slope = 5

• C = 5x + 100; slope = 5

• C = 50x + 5; slope = 50

A school charges a $100 registration fee plus $20 per class. Convert the standard form of the equation to slope-intercept form and find the slope.

• The slope is 5.

• The slope is 20.

• The slope is 10.

• The slope is 100.

Tags

CCSS.8.EE.B.5

A landscaping service charges a flat fee of $200 plus $25 per hour of work. Write the equation in slope-intercept form and identify the slope.

• y = 25x + 150; slope = 150

• y = 30x + 200; slope = 30

• y = 20x + 200; slope = 20

• y = 25x + 200; slope = 25