Rates of Change and Slope

Find the slope between the two points below:
(-3, 10) and (1, 5)

• 4/5

• 5/4

• -4/5

• -5/4

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2

• -1/2

• 2

• -2

Find the slope of the line that passes through
(10, 1) and (5, 2)

• 1/5

• -1/5

• 5

• -5

A climber is on a hike. After 2 hours he is at an altitude of 400 feet. After 6 hours, he is at an altitude of 700 feet. What is the average rate of change? 

• 200

• 150

• 300

• 75

What does "b" represent in y=mx+b

• y-intercept

• macaroni

• nothing

• slope

Frank earned $552 dollars over the last 6 weeks. At week 0, he started off with only $30. What was his rate of earning?

• $87 per week

• $30 per week

• $92 per week 

• $138 per week

Find the slope of the line through each pair of points.
(20,8), (9,16)

• -16

• !/2

• 0

• -8/11

Find the slope of the line through each pair of points.
(15,8), (-17,9)

• 3/8

• -1/32

• -16

• 5

Find the slope of the line through each pair of points.
(3,-20), (5, 8)

• 14

• 5/6

• 4%

• undefind

find the slope

• 3/2

• -3/2

• (-0,-3)

• none of the above