Unit Rates

1
Unit Rates

• Carlos makes about 42 donuts in 3 hours.
• How many donuts does each hour.
• At the same rate, how many donuts should he make
  in 7 hours.

2
Unit Rates

• Mr. Holman sold 325 slushies in 2 hours.
• How many slushies does he sell per hour.
• At the same rate, how many slushies should he
  sell in 13 hours?

3
Unit Rates

• The LMS basketball team made 11 three-point shots
  in 3 games.
• How many three-point shots do they make per game.
• At the same rate, how many three-point shots
  should they make in 20 games?

4
Unit Rates

• Sierra drove her car 70.5 miles and used 3
  gallons of gas. Jalen drove his care 122.5 miles
  and used 5 gallons of gas. Whose car gets more
  miles per gallon?

5
Unit Rates

• Claire read 65 pages in 6 hours. Johnny read 32
  pages in 3.5 hours. Who can read the most pages
  per hour?

6
Unit Rates

• Tiara finished 12 math problems in 15 minutes.
  Conner finished 8 math problems in 5 minutes.
  How can solve the most math problems per minute?

7
Unit Rates with money
8
Example
Juice is sold in two different sizes. A 48-fluid
ounce bottle costs 2.07. A 32-fluid ounce
bottle costs 1.64. Which is the better buy?
2.07
0.04 per fl.oz.
0.043125
48 fl.oz.
1.64
0.05 per fl.oz.
0.05125
32 fl.oz.
The 48 fl.oz. bottle is the better value.
9
Unit Rates

• You can buy 12 bags of MMs at Kroger for 7.32
  or you can buy 20 bags of MMs for 9.00.
• Which is the better deal?

10
Unit Rates

• You can buy 30 ice-cream sandwiches for 12.30 or
  you can buy 70 ice-cream sandwiches for 24.50.
  
• Which is the better deal?

11
Unit Rates

• You can purchase 4 chicken nuggets for 2.80 or
  12 chicken nuggets for 9.60.
• Which is the better deal?

12
Unit Rates

• You can purchase 5 hairbows for 12.50 or 12
  hairbows for 32.40.
• Which is the better deal?

13
Unit Rates ticket out

• Choose the Better Deal for each

1. a) 6 lbs for 4.32 or b) 9 lbs for 5.15 4. a) 4 oz for 3.50 orb) 7 oz for 5.60
2. a) 32 mms for 5.85 or b) 12 mms for 1.56 5. a) 13 burgers for 15.00 orb) 15 burgers for 16.00
3. a) 20 Snickers for 22.50 or b) 30 Snickers for 25.75 6. a) 25 feet for 4.32orb) 43 feet for 9.80