Data Displays Cumulative Review

1. Joel earns a gross salary of $40,560 per year. How much does he earn per month? How much does he earn per week? 2. Write the following as a numerical expression: Divide the sum of 8 and 40 by 2, then add 7. Solve the expression. 3. Burger-Rama has circular tables in their outdoor eating area. The circumference of the table top is 16.642 meters. The formula for circumference of a circle is . What is the diameter of the circle? (Use 3.14 for .) 4. Five swimmers are entered into a competition. Their results were 9.8 sec, 9.75 sec, 9.805 sec, 9.719 sec, and 9.81 sec. What is the difference in time between the fastest and the slowest swimmers? 5. David purchased pounds of granola. Thomas purchased pounds of granola. Find the total weight of their purchases. 6. A swimming pool at the local park is 25 feet long, 20 feet wide, and 5 feet deep. How much water can the pool hold? 7. Lorena loves to collect mineral samples. She has an amethyst that has a mass of 110.125 grams. Her opal sample has a mass of 80.4902 grams. Her favorite, hematite, has a mass of 195.68 grams. What is the total mass of the three samples? What is the difference between the heaviest and the lightest samples? 8. A triangle has a base of 4.3 cm and a height of 7.12 cm. Use the formula to find the area of the triangle. (Hint: ) 9. Last year, Priscilla’s doctor measured her height and she was feet tall. This year, she measured feet tall. How much did she grow within the past year? 10. Erika’s new SUV holds 19.9 gallons of gas and gets an average of 15.75 miles per gallon. How many miles can she expect to go on a full tank of gas? 11. Tara works part-time afterschool at the Shoe Boutique. She makes $8.50 an hour as a sales clerk. Her last paycheck shows that she worked 38.6 hours over the past two weeks. How much did Tara make before taxes? 12. A club has 42 girls and 70 boys as members. The president wants to break the club into groups, with each group containing the same combination of girls and boys. The president also wants to make sure that no one is left out. What is the greatest number of groups the president can make? How many girls will be in each group? How many boys will be in each group? 13. The chart below shows the average number of points scored by the top ten ranking teams during the 2010 World Cup Soccer games.

What is the average among these ten teams?

Rank Team Average Points 1 Brazil 2.23 2 Italy 1.9 3 Argentina 1.72 4 Germany 1.93 5 England 1.64 6 Spain 1.77

NJ Center for Teaching and Learning ~ 1 ~ www.njctl.org 7 France 1.59 8 Germany 2.08 9 Netherlands 1.78 10 Uruguay 1.4

14. Plot the ordered pairs (2, 4) and (5, 4). Plot one more point to create a right triangle and provide the coordinates of the point. 15. Keira weighs (0.049 x 103) kilograms. Evaluate the expression to find Keira’s weight in kilograms. How many grams does she weigh? 16. John and Trisha each bought 2 bags of chocolate. John has bags of chocolate left over. Trisha has 1.4 bags of chocolate left over. Who ate more chocolate and how much did that person eat? 17. The town plans building a new statue that will sit on top of a cement platform. The figure below shows the model of the platform. It will be made out of cube shaped bricks that measure 1 feet long on each side.

What is the total volume of the platform? 18. Write the first 5 numbers in the first pattern which starts at 0 and follows the rule of “adding 4”. Write the first 5 numbers in the second pattern which starts at 0 and follows the rule of “adding 5”. What do you notice about the numbers in the two sequences? How do the rules affect the pattern? Write a list of ordered pairs using the two sequences of numbers where the first quantity in each ordered pair comes from the first sequence. Graph the points on a coordinate grid. 19. Pam is 5 feet 4 inches tall. Julie is 70 inches tall. Who is taller? By how much? 20. Derrick ate of his jelly beans. He gave of his remaining jelly beans to his cousin and put the rest of the jelly beans equally into 3 bins. If each bin contained 2 jelly beans, how many jelly beans did he have in the beginning?

NJ Center for Teaching and Learning ~ 2 ~ www.njctl.org Answer Key 1. $3,380 per month; $780 per week 2. ; 31 3. 5.3 m 4. 0.091 sec 5. pounds 6. 2,500 cubic feet 7. 386.2952 g; 115.1898 g 8. 15.308 cm2 9. ft. 10. 313.425 mi 11. $328.10 12. 14 groups, 3 girls, 5 boys 13. 1.804 points 14. Answers will vary 15. 49 kg; 49,000 grams 16. John; or 0.625 17. 66 ft3 18. “Add 4” Sequence: 0, 4, 8, 12, 15 “Add 5” Sequence: 0, 5, 10, 15, 20 19. Julie; 6 inches 20. jelly beans

NJ Center for Teaching and Learning ~ 3 ~ www.njctl.org