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Finding Unit Rate The unit rate is the rate for one unit of a given quantity.
Unit Price: Price per Item Measure or Count of Items • Allows shoppers to compare the prices of items quickly and easily
Genuardi’s Paper Plates Unit Price = $2 50 plates = $0. 40 per plate Unit Price = $2 For 9 oz. = $0. 22 per oz. Cereal Unit Price = $2 13. 75 oz For 13. 75 oz. = $0. 15 per oz. Coffee
Oranges 4 lb. Bag $2. 99 Unit Price? M & M’s 14 oz. Bag for $2. 69 Unit Price?
Safeway Select Detergent Wisk Laundry Detergent 300 oz. 100 oz. $10. 99 $4. 99 What is the Unit Price?
Dixie plates Hefty plates $2. 49 2 for $4. 00 24 count 50 count (each pkg. ) Unit Price (per plate)?
Cheerios 3 for $6 13. 75 oz. boxes Unit Price (per oz. )? Cheerios 3 for $7. 00 15 oz. boxes Unit Price (per oz. )?
Bounty: 8 rolls $5. 99 Thirsty: 2 rolls $2. 99 Now you want to compare these two brands, which are both on sale. You have determined that you want 8 rolls of paper towels. Which brand will you buy?
• “Finding the Better Buy” is determining which size, store, or deal will give you the most product for your money • We use Unit Prices to compare product sizes to find the better buy • We also use Unit Prices to determine which store or deal will give us the better buy
Unit Rate is not just for shopping… Amy can read 88 pages in 4 hours. What is the unit rate? (How many pages can she read per hour? )
Samuel checked his heart rate. He counted 150 beats in two minutes. Calculate his heartbeats per minute.
Did you know you were calculating slope (rate of change) this whole time? Check it out… Which is the better buy? Gus’s Gas Station sells gas using the following equation : C= 3. 35 g (C= total cost, g= # of gallons) Sally’s Station uses the following table: Gallons of Gas Total Cost 2 7 4 14 6 21