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Equations
Ratio Tables/Ratios
Ratios <==> Rates
Conversion Factors/Rates
Mystery
100
Michael is at the gas station when the tanker big rig truck comes to fill the underground gas tanks. There is a gauge on the truck that tells how many gallons have been pumped. This tanker seems to be pumping about 30 gallons per minute. Which equation tells about how many gallons the tanker pumps in 1 hour? A. (30 gallons/minute) × (60 minutes/hour) = 150,000 gallons/hour B. (30 gallons) + 60 minutes = 85 gallons C. (30 gallons/minute) × (60 minutes/hour) = 1,500 gallons/hour D. 30 gallons × 1 hour = 2,500 gallons
C. (30 gallons/minute) × (60 minutes/hour) = 1,500 gallons/hour
100
Shari reads 2 books each week. Please me a ratio table that express this. (At least 4 equivalent ratios)
Teacher's Discretion
100
The track at the high school is 1/5 mile long. It takes Judy 2 minutes to run around it once. At this rate, how long will it take her to run 2 miles? A. 10 minutes B. 20 minutes C. 2 miles D. 8 minutes
What is B. 20 minutes
100
Grant is 6 foot 6 inches tall. How tall is she in inches? A. 78 inches B. 54 inches C. 84 inches D. 95 inches
What is A. 78 inches
100
Umm... what is my dogs name again?
What is Kenzie
200
Let x = number of days and y = number of hours Which equation can tell how many hours are in x days? A. y = 24x B. x = 24y C. y = x + 24 D. 24y = x
What is A. y = 24x
200
Hilary is making costumes for the school play. She needs to make 5 old fashioned dresses. Each dress needs 9 buttons and uses 1 1/2 yards of material. What is the ratio of buttons to material that she will need for the dresses? A. 3 : 5 B. 8 : 5 C. 18 : 3 D. 5 : 14 1/2
What is C. 18 : 3
200
Greg is mixing Takis and lemons to make the newest drink on the market. He looked on the internet to find the best ratio to make the strongest kick of takis and sweetness of lemons. The best results seem to be from mixing 1 pound ofTakis to 2 gallons of lemon juice and 3 gallons of water. If he uses this ratio and 25 pounds of takis, how much lemons and water should he use? A. 60 gallons of lemons and water B. 50 gallons of lemons and 75 gallons of water C. 50 gallons of lemons and 50 gallons of water D. 2 gallons of lemons and 3 gallons of water
What is B. 50 gallons of lemons and 75 gallons of water
200
There are 60 minutes in an hour and 24 hours in a day. What is a conversion factor that you could use to find how many minutes are in 5 days? A. 180 minutes/3 days B. 1,440 minutes/day C. 1,440 minutes D. 360 minutes/day
What is B. 1,440 minutes/day
200
4/5 + 3/4?
What is 31/20 to 1 11/20
300
Make a graph based C = .5P ? (Let c = Cost in Dollars and p = Pounds of Bananas.)
Teachers Discretion
300
The table below is a ratio table. What are the missing values? X: | 18 | 27 | 50 | Y: 12 | | 108 | | A. 3, 72, 200 B. 3, 99, 131 C. 0, 35, 131 D. 6, 36, 332
What is A. 3, 72, 200
300
Miguel bought a box of chocolates and 3 dozen red roses for Juana for Valentines Day. If the box of chocolates had 18 pieces in it, what is the simpliest ratio of chocolates to roses Miguel gave Juana? A) 2:1 B) 3:4 C) 6:3 D) 4:2
What is A) 2:1
300
Troy is cooking rice. The kind of rice he is making uses 2 cups of water for each cup of uncooked rice. This recipe makes 3 cups of cooked rice. What is the ratio of water to cooked rice expressed as a unit rate? A. 5 cups water/cup cooked rice B. 2/3 cup water/cup cooked rice C. 1.5 cups water/cup cooked rice D. 2 cups water
What is B. 2/3 cup water/cup cooked rice
300
What animal attacked twice at a zoo 2 years in row? a. lion b. crab c. giraffe d. llama e. monkey
What is d. llama
400
Teresa bought 2 gallons of juice and a box of graham crackers for the pre-school. Not counting the tax, she paid $12.72. If the graham crackers cost $3.52, what was the unit price for a gallons of juice? A. $16.24 per gallon of juice B. $4.76 per gallon of juice C. $2.18 per gallon of juice D. $6.30 per gallon of juice
What is B. $4.76 per gallon of juice
400
Uncle Henry sells fresh organic eggs at the farmer’s market. He charges $5.00 per dozen eggs. Make a double number line that will express this ratio.
Teachers Discretion
400
Canadian geese fly south to Florida in the winter. It usually takes them about 3 weeks. If they fly 12 hours a day and the distance is about 1,500 miles, what is their approximate speed in miles per hour? A. About 5.95 miles/hour B. About 20 miles/hour C. About 8.07 miles/hour D. About 4.5 hours
What is A. About 5.95 miles/hour
400
Silvia is the manager of a shop that sells smoothies and juice. She is ordering oranges. She thinks they will sell 24 orange juice drinks. Each drink uses 8 oranges. If a crate of oranges contains 48 oranges, how many crates should she order? A. 24 crates B. 2 crates C. 9 crates D. 4 crates
What is D. 4 crates
400
How many many math fellows work here at MLK? a. 12 b. 19 c. 20 d. 17
b. 19
500
Sharon is going to the beach with her mother. The beach is 115 miles from their house. It took them 30 minutes to go the first 20 miles. Which expression could be used to tell how long it will take to get to the beach if they continue driving at this rate? A. 115 miles ÷ (40 miles/hour) B. 115 miles – (40 miles/hour) C. 115 miles × (40 miles/hour) D. 115 miles + (40 miles/hour)
What is A. 115 miles ÷ (40 miles/hour) B. 115 miles – (40 miles/hour)
500
Jennifer has a dog walking business that she runs after school. Every school day she spends 6 hours total doing homework and walking dogs. If she spends 240 minutes walking dogs, what is the ratio of hours she spends walking dogs to hours she spends doing homework? A. 2 : 1 B. 4 : 3 C. 6 D. 9 : 2
What is A. 2 : 1
500
Sandy has 15 apples and 24 oranges. What is the ratio of apples to oranges? A. 9 : 39 B. 24 : 15 C. 5 : 8 D. 5 : 13
What is C. 5 : 8
500
How many seconds are in 25 years?
What is 788,400,000 seconds
500
How old is Kenzie? a. 8 months b. 9 months c. 10 months d. 11 months e. 12 months
What is e. 12 months