Big Ideas Ratios Rates

What is a ratio?

• Compares two quantities measured in different units.

• Has a denominator of 1.

• A comparison of two quantities.

• All of the above.

What is the ratio of circles to total shapes?

• 3:8

• 5:3

• 3:5

• 5:8

What word can be used when writing a ratio?

• a

• be

• to

• and

Find the unit rate of $97.50 for 15 pizzas.

• $6 per pizza

• $82.50 per pizza

• $5.50 per pizza

• $6.50 per pizza

How many pieces are there per ounce?

• 5 pieces

• 0.2 pieces

• 50 pieces

• 60 pieces

Jack jumps 40 times per 4 minutes.  How many times does he jump per 1 minute?

• 5

• 10

• 40

• 36

Luke can paint 91 portraits in 7 weeks. How many portraits does he paint each week?

• 637 cars per week

• 13

• 0.08 portraits per week

• 13 portraits per week

At the market, 7 apples cost $4.55. What is the cost per apple?

• 54 apples per dollar

• 54 dollars per apple

• $0.65 per apple

• not here

Ken can walk 40 dogs in 8 hours. Determine how many dogs he can walk in one hour.

• 5 hours per dog

• 5 dogs per hour

• 320 dogs per hour

• not here

Alicia drove at a constant speed and traveled 182.4 miles in 3 hours. What is her rate in miles per hour?

• 60.8 hours per mile

• 547.2 miles per hour

• 56 miles per hour

• 60.8 miles per hour