Rate of Change

The table shows the distance a cyclist rides her bicycle over time.

Is the rate of change constant?

If so, what is the rate of change?

What does the rate of change represent?

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The table shows the number of goals that a hockey team scores in a number of games.

Is the rate of change constant?

If so, what is the rate of change?

What does the rate of change represent?

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What is the rate of change?

• 8 miles per hour

• 2 miles per hour

• 4 miles per hour

• The rate of change is not constant.

Michael started a savings account with $300. After 4 weeks, he had $350, and after 9 weeks, he had $400. What is the rate of change of money in his savings account per week?

• $44/week

• $10/week

• $20/week

• $11/week

Tags

CCSS.HSF.IF.B.6

Calculate the average rate of change from 20 to 40 minutes.

• -2 minutes per gallon

• -20 minutes per gallon

• -2 gallons per minute

• -20 gallons per minute

Tags

CCSS.HSF.IF.B.6

Find the average rate of change of Pete's height from 3 years old to 5 years old.

• 2 inches per year
• 8 inches per year
• 2 years
• 4 inches per year

Tags

CCSS.HSF.IF.B.6

An air conditioning saleman earns a base salary plus a commission for each air conditioner her sells. The equation y = 375 + 125x represents his pay based on the number of air conditioners he sells each week. What is the y-intercept and what does it represent?

• The y-intercept is 375 and represents the amount he earns for each air conditioner

• The y-intercept is 125 and represents the amount he earns for each air conditioner.

• The y-intercept is 375 and represents the base salary.

• The y-intercept is 125 and represents the base salary.

Tags

CCSS.HSA.SSE.A.1

CCSS.HSS.ID.C.7

The average movie ticket prices in the US are represented in a table and a graph.  Based on this information, what value is closest to the average rate of change for 1990 - 2010?

• $0.03
• $0.18
• $1.48
• $3.67

Tags

CCSS.HSF.IF.B.6

CCSS.HSS.ID.C.7

During a snowstorm, John measured the total snowfall accumulated at the end of each hour.  He recorded his results in the table below.  What is the approximate average rate of change of the snowfall between 1 p.m. and 6 p.m.?

• 0.7 inch/hour
• 0.9 inch/hour
• 1.1 inch/hour
• 1.4 inch/hour

Tags

CCSS.HSF.IF.B.6

What is the approximate average rate of change in the total calories Leo burned between 40 and 70 minutes?

• 7.71
• 8.21
• 8.33
• 8.75

Tags

CCSS.HSF.IF.B.6