# 9.8: Speedo

**Speedo – Use Formulas**

**Teacher Notes**

Students apply the formula to the solution of problems involving average speeds. For some problems, students will convert feet to miles and seconds to minutes to hours. Encourage students to use calculators for the “messy” calculations.

**Solutions**

**Speedo 1**

**Speedo 2**

**Speedo 3**

**The average speed of the winner in the 30-minute bicycle race was 52 feet per second. To the nearest tenth of a mile, how many miles was the race?**

Use the formula.

Solve these problems.

Show the steps.

**Extra for Experts: Speedo – Use Formulas**

**Solutions**

**Extra for Experts, Speedo 1**

**Extra for Experts, Speedo 2**

**Extra for Experts, Speedo 3**

*Extra for Experts:***Speedo – Use Formulas**

Use the formula.

Solve these problems.

Show the steps.

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Feb 23, 2012## Last Modified:

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