Calculating Unit Rates and Costs

The video tutorial explains the difference between ratios and rates, using examples like diet cola pricing and video game costs. It covers calculating rates for travel distances and typing speed, emphasizing the importance of including units in rates. The tutorial also highlights the process of converting ratios to rates through division.

What is the primary difference between a ratio and a rate?

• A ratio includes units, while a rate does not.

• A rate includes units, while a ratio does not.

• Both ratio and rate include units.

• Neither ratio nor rate include units.

If four packs of diet cola cost $10, how much does one pack cost?

• $5.00

• $3.00

• $2.50

• $2.00

What is the cost of two packs of diet cola if four packs cost $10?

• $7.00

• $6.00

• $5.00

• $4.00

How do you calculate the cost of one video game if four games cost $65?

• Multiply $65 by 4

• Divide $65 by 4

• Add $65 to 4

• Subtract 4 from $65

If Tegan bought three games for himself and one for his friend, how much does his friend owe him?

• $32.50

• $16.25

• $65.00

• $48.75

What is the rate of Andre's car if he travels 208 miles in 4 hours?

• 56 miles per hour

• 54 miles per hour

• 50 miles per hour

• 52 miles per hour

What is the speed of Matteo's car if he travels 456 miles in 8 hours?

• 55 miles per hour

• 58 miles per hour

• 56 miles per hour

• 57 miles per hour

How fast is Jana's car traveling if she covers 300 miles in 6 hours?

• 51 miles per hour

• 50 miles per hour

• 49 miles per hour

• 48 miles per hour

What is the rate of Grayson's car if he travels 265 miles in 5 hours?

• 51 miles per hour

• 52 miles per hour

• 53 miles per hour

• 54 miles per hour

What is the unit rate for the speed of a car?

• Hours

• Miles per hour

• Hours per mile

• Miles