Name
Date
Rate and initial value in context — Homework
Find the rate of change and initial value for each. Include units and say what each number means.
- 1.A plant is 8 cm at week 2 and 14 cm at week 4. Find the rate of change.
- 2.Using the plant above, find the initial height (height at week 0).
- 3.A car has driven 150 miles after 2 hours and 375 miles after 5 hours. Find the rate (speed).
- 4.Using the car above, what was the odometer reading (initial value) when x = 0, the trip start?
- 5.A phone battery is at 70% after 1 hour of use and 40% after 4 hours. Find the rate of change and the initial (starting) battery percentage, and explain what the negative rate means.
🌲 Homeschool of the FutureEighth Grade · Math · week 11 homework