Rate of Change (Algebraic) Math Example 3

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Example 3

easy
A plant grows from 5 cm to 17 cm in 4 weeks. What is the average growth rate?

Solution

  1. 1
    Change in height: 17−5=1217 - 5 = 12 cm.
  2. 2
    Rate: 124=3\frac{12}{4} = 3 cm per week.

Answer

3 cm/week3 \text{ cm/week}
Average rate of change is the total change divided by the time interval.

About Rate of Change (Algebraic)

The ratio of how much one quantity changes to how much another quantity changes — measured over an interval.

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More Rate of Change (Algebraic) Examples

Example 1 easy

A car travels 150 miles in 3 hours. What is its average rate of change (speed)?

Example 2 medium

Find the average rate of change of [formula] from [formula] to [formula].

Example 4 hard

Find the average rate of change of [formula] from [formula] to [formula].

← All Rate of Change (Algebraic) Examples Rate of Change (Algebraic) Concept

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