AMDM Unit 1 SAS 1-5

P175/65R 15 (factory-installed)
Width 

• 175
• 65
• 15
• 2nd Block runs on Dunkin. 

P175/65R 15 (factory-installed)
Aspect Ratio

• 175
• 65
• 15

P175/65R 15 (factory-installed)
height (in)

• 175
• 65
• 4.48
• 113.75

P175/65R 15 (factory-installed)
Diameter (in)

• 23.96
• 27.22
• 30.26
• Stop. Drop. And Roll.

P175/65R 15 (factory-installed)
Circumference 

• 60.22
• 70.36
• 75.27

Suppose you install new tires that are 1.12 times larger in circumference than the factory tires. When your speedometer reads 65mph, how fast are you actually going?

• 78 mph

• 58 mph

• 73 mph

• 65 mph

The relationship of tire height to its width is called its ____.

• aspect ratio
• sidewall/tread ratio
• width percentage
• cross-sectional mass

One rule of thumb for estimating crowds is that each person occupies 2.5 square feet. Use this rule to estimate the size of the crowd watching a concert in an area that is 150 feet long and 240 feet wide.

• 156 people

• 35,031 people

• 5,760 people

• 14,400 people

P205/65R16

16 stands for rim diameter.

• True

• False

12 people fit comfortably in a 5 feet by 5 feet area. Use this value to estimate the size of a crowd that is 25 feet deep on both sides of the street along a 3-mile section of a parade route. (Hint: 1 mile = 5,280 ft)

• 264,000 people

• 380,160 people

• 158,400 people

• 2,534 people