Slope and Y-Intercept in Context

The height (H in inches) of a candle is represented by the linear function: H(t)=-0.25t+6, where t represents the time passed in hours. How long will it take until the candle is completely burned out?

• 22 hours

• 23 hours

• 24 hours

• 25 hours

What is the slope in the picture?

• Positive

• Negative

• Zero

• Undefined

What type of slope does the following graph have?

• Postive

• Negative

• Zero Slope

• Undefined

What is the slope in the picture?

• Positive

• Negative

• Zero

• Undefined

What is the meaning of the slope?

• Her bill will increase by $2.95 for every grandchild she brings.

• The cost for Mrs. Franklin's meal is $6.85

• Her bill will increase by $6.85 for every grandchild she brings.

• The cost for Mrs. Franklin's meal is $2.95

What is the y-intercept of this graph?

• (0,1)

• (0,-2)

• (0,0)

• (0,3)

Which line has a negative slope?

• Yellow

• Red

• Blue

• Green

What is the y-intercept?

• -1

• 3

• -3

• -2

Find the slope from the table.

• -4

• 1

• 4

• -2

_{What is the y-intercept of the line?}

• 1/2

• 1

• -1/2

• -1