Tire Ratios

Using the tire size P/195/65/R16. How wide is the tire?

• 16 MM

• 195 MM

• 65 MM

• 195 Inches

Tire size P150/55/R16, what does the "P" stand for?

• Partner

• Passenger

• Partial

• Paragraph

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

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

A tire reads P150/55/R16. What is the rim size?

• 16 inches

• 16 millimeters

• 16 feet

• 55 centimeters

A tire reads P150/55/R16. What is the aspect ratio?

• 0.16

• 0.55

• 1.50

• 2.9

What happens to the speedometer reading if you install larger tires on your vehicle?

• The speedometer will read less than you are actually going. You might get a ticket!

• The speedometer will read more than you are actually going. You can speed up!

• The speedometer reading will not change just because you change the tire size. Don't worry!

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

Suppose your tires read P220/75/R16. Find the height of the tire.

• 9.6 inches

• 112 millimeters

• 5.4 inches

• 6.50 inches

What is the formula for the circumference of a tire?

• 3.14 x tire diameter

• 2 x height

• $width\ x\ aspect\ ratio\ \div25.4$

• 3.14 x tire radius

If a new TV with an aspect ratio of 4:3 has a diagonal of 45, find the length and width

• W=36, H=27

• W=40, H=30

• W=32, H=24

• W=38, H=25