7 th Grade- 3 rd Nine Weeks Review #4 3.4 Interpret the slope of a line as a unit rate given the graph of a proportional relationship. Jamal is selling.

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7 th Grade- 3 rd Nine Weeks Review #4 3.4 Interpret the slope of a line as a unit rate given the graph of a proportional relationship. Jamal is selling tickets for the school play. He makes a graph to represent the ticket prices. What is the unit rate per ticket? 2.5 Solve contextual problems that require operations with integers. On a winter day, the temperature at noon is -3 0 F. The temperature drops 2 0 F every hour. What is the temperature at 5 PM? A F B F C F D F 5.1 Interpret and employ various graphs and charts to represent data. What would be a reasonable assumption from the table below? 2.5 Solve contextual problems that require operations with integers. Elisa is planning a banquet for 70 people. Each round table in the banquet hall seats 6 people. What does Elisa need to do to determine the number of tables she needs? A. multiply 70 and 6 B. divide 70 and 6 C. divide 70 and 6 and round up D. divide 70 and 6 and round down

7 th Grade- 3 rd Nine Weeks Review #4 3.4 Interpret the slope of a line as a unit rate given the graph of a proportional relationship. The graph shows the relationship between the Number of cups of rice cooked and the number of grams of protein. What does the slope of the line represent? A. the total number of cups of cooked rice B. the total number of grams of protein C. the number of cups of rice per gram of protein D. the number of grams of protein per cup of rice 2.5 Solve contextual problems that require operations with integers. An explorer descends to the deepest part of a cave. Then she ascends 25 feet per minute. After 3 minutes, she is at -195 feet. What is the depth of the cave? 5.1 Interpret and employ various graphs and charts to represent data. Which of the following is a valid conclusion from the data in this graph? A. More than half of the total amount is devoted to rent. B. The greatest single expense is less than half the total. C. Rent represents a smaller percent than food and utilities combined. D. The greatest single expense is food. 5.1 Interpret and employ various graphs and charts to represent data. A child’s construction toy has pieces of different lengths. In the histogram below, how many pieces have lengths in the 1 – 5 inches interval?

7 th Grade- 3 rd Nine Weeks Review #4 3.4 Interpret the slope of a line as a unit rate given the graph of a proportional relationship. A bike rental company charges an hourly rate to rent a bike. Tammy wrote the equation y = 6.5x to represent the bike rental charges, with x as the number of hours a bike is rented. What does the 6.5 represent? 2.5 Solve contextual problems that require operations with integers. A contestant on a game show started with 200 points. He answered 3 questions correctly for 50 points each. He answered 4 questions incorrectly and lost 100 for each. What was his final score? 5.1 Interpret and employ various graphs and charts to represent data. The water pressure exerted on a scuba diver increases the depth the diver descends. Which statement is NOT true? A. For every depth there is exactly one value of pressure. B. Water pressure is a function of depth. C. For every one foot a diver descents, the water pressure increases by about 0.5 pound per square inch. D. As the diver ascends, the water pressure increases. 2.5 Solve contextual problems that require operations with integers. Debt is represented as a negative number. KeKe borrowed $7,000 from her parents to help pay for college expenses. KeKe pays her parents back $200 each month. Which integer describes how much KeKe owes her parents after 11 months? A. -12,600 B. -4,800 C. -8,200 D. -7,600

7 th Grade- 3 rd Nine Weeks Review #4 3.4 Interpret the slope of a line as a unit rate given the graph of a proportional relationship. The graph shows the distance that Terri walks over time. How fast dies Terri travel? F. 1.5 mph G. 2.5 mph H. 2 mph J. 3 mph 2.5 Solve contextual problems that require operations with integers. When the temperature drops below 32 degrees for more than five hours, citrus crops could be in danger. For this reason, farmers take precautions when the temperature drops to 32 degrees. The temperature at 9:00 is 36 degrees and dropping 2 degrees per hour. By what time do farmers need to take precautionary measures to protect their crops? 5.1 Interpret and employ various graphs and charts to represent data. Sandy surveyed the ages of children who visited the doctor’s office on Tuesday. Which stem-and-leaf plot correctly represents this data set? 12, 9, 8, 15, 10, 13, Interpret and employ various graphs and charts to represent data. The graph shows the number of species at the Paignton Zoo in England. Which category accounts for about 10% of the species?

7 th Grade- 3 rd Nine Weeks Review Assessment #4 day 5