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Mathematics 21 Online
OpenStudy (anonymous):

Need help.

OpenStudy (anonymous):

1. How many cups are in a gallon of milk? (1 point) 4 cups 8 cups 16 cups 32 cups 2. What is a reasonable estimate of the capacity of a cereal bowl? (1 point) 2.5 mL 25 mL 250 mL 2.5 L 3. Which mass is the most reasonable for an orange? (1 point) 125 kg 125 g 125 mg 1.25 g 4. What unit of measure would you use to weigh a mouse? (1 point) fluid ounce ounce pound ton 5. A couch is 94 inches long. What is the length in feet and inches? (1 point) 7 ft 10 in. 8 ft 2 in. 9 ft 2 in. 12 ft 10 in. 6. Carolann put 9 cups of lemonade into the pitcher shown. How many more cups of lemonade does she need to fill the pitcher? (1 quart = 4 cups) Capacity: 4 quarts (1 point) 7 cups 9 cups 11 cups 13 cups 7. Which measurement is NOT equal to 51 centimeters? (1 point) 0.51 meter 510 millimeters 0.0051 kilometer 51.0 centimeter 8. A can contains 368 mL of tomato sauce. Rolando poured 1 can of tomato sauce into a pot for a pasta sauce recipe. How many liters of tomato sauce did Rolando pour into the pot? (1 L = 1,000 mL) (1 point) 0.368 L 3.68 L 3,680 L 3,680,000 L 9. A soup kettle has a capacity of 4.5 L. What is the kettle’s capacity in milliliters? (1 L = 1,000 mL) (1 point) 0.0045 mL 0.045 mL 450 mL 4,500 mL 10. Samuel started a pot of chili at the time shown. It needs to cook 1 hour 40 minutes. At what time will the chili finish cooking? (1 point) 3:10 3:50 4:10 4:20 11. An airplane flew from Boston to New York City. The flight was 96 minutes long and landed in New York City at 12:25 p.m. When did the airplane leave Boston? (1 point) 10:49 a.m. 10:59 a.m. 11:19 a.m. 11:49 a.m. 12. Mr. Maxwell arrived at the gym at 7:31 a.m. He left the gym at 9:16 a.m. How long did Mr. Maxwell spend at the gym? (1 point) 1 hr 15 min 1 hr 45 min 2 hr 15 min 2 hr 45 min 13. Delbert went to sleep at 9:45 p.m. and woke up at 6:50 a.m. How long did Delbert sleep? (1 point) 10 hr 5 min 9 hr 55 min 9 hr 5 min 8 hr 55 min 14. Ms. Moreno’s porch light turned on at 11:15 p.m. and stayed on for 7 hours 17 minutes. At what time did it turn off? (1 point) 7:17 a.m. 6:02 a.m. 6:32 a.m. 6:17 a.m. 15. Krystal recorded the high and low temperatures in four cities for one day. HIGH AND LOW TEMPERATURES Cities Low (°F) High (°F) Portland –2 18 Denver 21 44 Albany 20 49 Cincinnati 12 20 Which city had the greatest difference between its high and low temperatures? (1 point) Portland Denver Albany Cincinnati 16. The freezing point of water is 32°F, or 0°C. Which of the following temperatures is higher than the freezing point of water? (1 point) –35°F –5°C 31°C 2°F 17. Roger made lunch for his family. At 11:55 a.m. he finished baking a lasagna at 375°F and turned up the oven temperature to roast some vegetables. The oven temperature rose 25°F every 2 minutes. At what time did the oven temperature reach 525°F? Time Temperature 11:55 a.m. 375°F 11:57 a.m. 400°F 11:59 a.m. 425°F 12:01 p.m. 12:03 p.m. 12:05 p.m. 12:07 p.m. 12:09 p.m. 12:11 p.m. (1 point) 12:11 p.m. 12:09 p.m. 12:07 p.m. 12:05 p.m. 18. The temperature outside at 10:30 a.m. was 65°F. As a warm front approached, the temperature rose an average of 7°F every 90 minutes. At what time did the temperature reach 86°F? Time Temperature 10:30 a.m. 65°F 12:00 p.m. 72°F 1:30 p.m. 3:00 p.m. 4:30 p.m. (1 point) 1:30 p.m. 2:00 p.m. 3:00 p.m. 4:30 p.m. Short Answer Note: Your teacher will grade your responses to questions 19–20 to ensure you receive proper credit for your answers. 19. Daria has a pitcher that holds quarts. How many cups does the pitcher hold? Explain your work. 1 quart = 2 pints 1 pint = 2 cups (2 points) 20. Wild Animal Park tours start at 9:30 a.m. on Saturdays and leave every 15 minutes until 12:45 p.m. How many tours are there during that time? Explain your work. Make a table on a separate sheet of paper to check your work. (2 points)

OpenStudy (anonymous):

dude...first of all...ONE question per post Second, you will get help not answers...so close this question and post the question one after one

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