Subjects algebra

Unit Rate Graphs 2A25Bf

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1. The problem asks to find the unit rate from the graph "Cost of Coffee" which shows cost in dollars versus number of pounds. 2. The formula for unit rate is $$\text{Unit Rate} = \frac{\text{Total Cost}}{\text{Number of Pounds}}$$. 3. From the graph, when the number of pounds is 5, the cost is 15 dollars. 4. Calculate the unit rate: $$\frac{15}{5} = 3$$ 5. This means the coffee costs 3 dollars per pound. 1. The problem asks to find the unit rate from the graph "# of Cups of Sugar" versus "# of Jam Jars". 2. Using the formula for unit rate: $$\text{Unit Rate} = \frac{\text{Cups of Sugar}}{\text{Jam Jars}}$$ 3. From the graph, the points (2,1), (4,2), (6,3), (8,4), (10,5) show a linear relationship. 4. Calculate the unit rate using the first point: $$\frac{2}{1} = 2$$ 5. This means 2 cups of sugar are used per jar of jam. 1. The problem asks to find the unit rate from the graph "Brad's Sit-Ups" which shows number of sit-ups versus days. 2. Using the formula: $$\text{Unit Rate} = \frac{\text{Number of Sit-Ups}}{\text{Days}}$$ 3. From the graph, at day 6, Brad does 40 sit-ups. 4. Calculate the unit rate: $$\frac{40}{6} = \frac{\cancel{40}}{\cancel{6}} = \frac{20}{3} \approx 6.67$$ 5. Brad does approximately 6.67 sit-ups per day. 1. The problem asks to find the unit rate from the graph "Distance vs Time". 2. Using the formula: $$\text{Unit Rate} = \frac{\text{Distance}}{\text{Time}}$$ 3. From the graph, at time 8 hours, distance is 320 miles. 4. Calculate the unit rate: $$\frac{320}{8} = \frac{\cancel{320}}{\cancel{8}} = 40$$ 5. The speed is 40 miles per hour.