Kris Kross Multiply
Discounts
Scale
Per centipede
You Knit Rate
100
For every 7 cans of tennis balls sold at a sports store, 3 tennis rackets are sold. At this rate, how many cans of tennis balls would be sold if 15 tennis rackets were sold?
What is 35
100
What is 52% of 38? (part / whole = % / 100)
What is 19.76
100
If the scale on a map is 1cm: 15 km, how many km would 6.5 cm represent? Use Units
What is 97.5 km
100
Write as a percent: 1/2
What is 50%
100
There are 216 apples growing on 9 trees. How many apples grow on each tree? (Include Units)
What is 24 apples per tree.
200
The local radio station schedules 2 minutes of news for every 20 minutes of music. How many minutes of news would the DJ have to play for every 60 minutes of music?
What is 6 minutes?
200
A shirt costs $150. Melissa has a coupon for 15% off. What would be her discount?
What is 22.50
200
If the map scale is 1 in : 550 mi, what is the actual distance if the map distance is 7 in?
What is 3,850 miles
200
Write as a percent: 1/4
What is 25%
200
A chicken laid 18 eggs in 3 days. How many eggs did she lay per day? Include units.
What is 6 eggs per day.
300
Lauren drove her car 240 miles on 10 gallons of gasoline. At this rate, about how many gallons will she use on a 1,200 mile trip?
What is 50 gallons
300
A video game costs $75 at Video Game Mania. If you join their membership, you receive 10% off your first purchase. How much money would you pay for the video game with the discount?
What is 67.50
300
Jorge drives at a rate of 30 miles per hour. How long will it take him to drive 150 miles?
What is 5 hours?
300
Write 0.04 as a percent?
What is 4%
300
Ms. Dungey buys 4 concert tickets. The total cost is $90. What EQUATION would you use to determine the price, p, of each ticket?
What is 4p = 90
400
Carol needs 1/4 yard of ribbon for each bow she makes. if she has 5.5 yards of ribbon, how many complete bows can she make?
What is 22?
400
You are buying a pair of sneakers for $150. You order online and receive 30% off. How much do your shoes cost with the discount?
What is $105?
400
The Empire State Building in New York is about 1,450 feet tall. Suppose you used the scale 1in = 50ft to make a model of the Empire State Building. What would the height be of your model?
What is 29 inches?
400
Order the following from least to greatest: 1/3, 0.25, 16%
What is 16%, 0.25, 1/3?
400
Ethan swims 11 laps in the pool in 8 minutes. Austin swam 7 laps in the same pool in 5 minutes. Who swam at a faster rate? How much faster?
Austin swam .03 more laps per minute.
500
Alberta found that 6 cars passed her house in 5 minutes. At this rate, how many cars would you expect to pass her house in 2 hours? (Hint: be careful of units!!! minutes... hours...)
What is 144 cars?
500
David wants to buy a sweater for his mother. The sale price of the sweater was $52 (the price of the sweater minus the discount). The discount on the sweater was 20% off. What was the original price of the sweater?
What is $65.
500
If the actual distance between Charlotte, North Carolina and Charleston, South Carolina is about 200 miles, what would be the distance on a map with a scale of 0.5 inch = 50 miles?
What is 2 inches? (0.5 inches = 50 miles, 1 inch = 100 miles)
500
Write the percent as a fraction and a decimal : 150%
What is 1.5 and 1 1/2
500
Which is a better buy: 2 books for $15 or 6 books for $45?
They are the same. Both cost $7.50 per book.