Name Date CCGPS Math 6 Unit 2 STUDY GUIDE. 1) How many ounces can fill this milk container?

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1 CCGPS Math 6 Unit 2 STUDY GUIDE 1) How many ounces can fill this milk container? 5) If we know that 5 cups of flour is used to make 20 biscuits, figure out how many biscuits are made with 15 cups of flour. A 15 biscuits B 20 biscuits C 40 biscuits D 60 biscuits A 32 B 64 C 128 D 188 2) A container holds 500 ml of liquid. How many liters will the container hold? A 0.5 liters B 5 liters C 50 liters D 0.05 liters 3) Jon measured the length of the 6 th grade hall and found it was 7,000 cm. Amy suggested that meters would be more appropriate unit, and recorded the length of the hall as m. A 7 B 70 C 700 D 7,000 6) Using the table below, which ratio compares the number of music downloads for Mindless Behavior to the number of music downloads for One Direction? Number of Music Name of Group Downloads (in thousands) Mindless Behavior 8 Bella Thorne and Zendaya 10 One Direction 12 A 3:4 B 3:2 C 4:3 D 2:3 7) Twenty percent of what number is 7? A 21 B 1.4 C 35 D 90 4) 8,000 pounds is equivalent to tons. A 2 B 3 C 4 D 5 8) Eighteen is 40% of what number? A 7.2 B 36 C 45 D

2 9) The table represents the ratio of pink lilies to white lilies in different garden pond displays. Complete the ratio table and find the value of x. Pink Lilies White Lilies A 17 B 24 C 22 D ? x 10) The following items were bought at the concession stand during half time: 25 boxes of popcorn, 15 trays of nachos, 25 hot dogs, and 30 candy bars. What might the ratio 2:1 represent? A The number of boxes of popcorn sold to the number of hot dogs sold B The number of hot dogs sold to the trays of nachos sold C The number of candy bars sold to the trays of nachos sold D The number of hot dogs sold to the number of candy bars sold 12) If the ratio of boys to girls in the sixth-grade chorus is 2 to 3, which choice shows possible numbers of the boys and girls in the chorus? A 20 boys, 35 girls B 24 boys, 36 girls C 35 boys, 20 girls D 36 boys, 24 girls 13) The table below shows the cost for varying number of books. If the relationship stays the same, determine the value of n. Number of Books Cost 3 $18 5 $30 12 $72 20 n A $120 B $84 C $92 D $6 14) The graph below compares cups to pints. Which of the following ordered pairs would also satisfy this relationship? 11) The ratio of boys to girls in a class is 6:4. If there are 30 students in the class, how many are boys? Boys Girls = 30 A 12 B 18 C 24 D 30 A (4, 2) B (2, 4) C (2, 0) D (1, 2) - 2 -

3 15) In John s Grocery Store, the ratio of apples to grapes is the same as the ratio of oranges to bananas. If the ratio of apples to grapes is 6:7, then which of the following statements is possible? A There are 14 oranges and 12 bananas B There are 12 oranges and 16 bananas C There are 18 oranges and 21 bananas D There are 12 oranges and 24 bananas 16) Which situation has a unit rate of 15 laps per hour? A Luigi runs 44 laps in 4 hours B Luigi runs 2 laps in 30 hours C Luigi runs 150 laps in 10 hours D Luigi runs 60 laps in 5 hours 17) Corner Grocery sells 12 sodas for $4.80, and Max Market sells 15 sodas for $5.25. Which store has the best unit price on sodas, and by how much? A Max s Market is $0.05 cheaper per soda than Corner Grocery. B Max s Market is $0.15 cheaper per soda than Corner Grocery. C Corner Grocery is $0.05 cheaper per soda than Max s Market. D Corner Grocery is $0.15 cheaper per soda than Max s Market. 18) Using the table below, at a dog shelter, a 24- pound bag of dog food will feed 36 dogs a day. How many dogs would you expect to feed with a 16-pound bag of dog food? Pounds of Dog Food Number of Dogs Fed? 36 A 36 B 24 C 16 D 28 19) Jerrod drove 210 miles in 3.5 hours. Martin drove 244 miles in 4 hours. Who drove at the faster rate of speed? A Jerrod drove at the faster rate of speed which is 60 miles per hour B Jerrod drove at the faster rate of speed which is 70 miles per hour C Martin drove at the faster rate of speed which is 61 miles per hour D Martin drove at the faster rate of speed which is 72 miles per hour 20) Bargain Barn is having a sale and all of their ipad s are 20% off. The regular price for an ipad is $450. How much will you save with the 20% discount? How much will you pay for the ipad after the discount? A You will save $20, and the final price is $430 B You will save $40, and the final price is $410 C You will save $90, and the final price is $360 D You will save $360, and the final price is $90 21) How many centimeters are in 6 inches? 1 inch = 2.54 centimeters A 6 cm B 8.75 cm C cm D cm 22) To reserve his spot on a field trip, Jorge had to pay 5% of the total price. He paid $60. What was the total price of the trip? A $12.00 B $ C $ D $1,

4 23) in. = 6 yd 24) 24 pt = gal 22) 87 g = mg 25) 3.24 kg = g 26) 620 cm = m 27) 41 ml = L - 4 -

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6 CCGPS Math 6 Unit 2 Post-Test Rate, Ratio, & Proportional Reasoning ANSWER KEY Problem Standard Answer 1. MCC6.RP.3d B 2. MCC6.RP.3d A 3. MCC6.RP.3d B 4. MCC6.RP.3d C 5. MCC6.RP.3 D 6. MCC6.RP.1 D 7. MCC6.RP.3b D 8. MCC6.RP.3c C 9. MCC6.RP.3a B 10. MCC6.RP.1 C 11. MCC6.RP.3 B 12. MCC6.RP.3c C 13. MCC6.RP.3a A 14. MCC6.RP.3a A 15. MCC6.RP.2 C 16. MCC6. RP.3b B 17. MCC6.RP.1 D 18. MCC6.RP.3b C 19. MCC6.RP.3a Representations may vary. Possible solution: = 24 Part I Every 10 minutes, 24 people can ride the ride. Elapsed Time (minutes) Number of Passengers Total number of passengers Time (in minutes) Part II Not all people will get to ride the ride as there are still 6 people left. 20. MCC6.RP.3 Representations may vary. Possible solution: $0 $90 $180 $270 $360 $450 0% 20% 40% 60% 80% 100% If an IPAD with an original cost of $450 is discounted by 20%, I will save $

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