Ratios
Unit Rate
Proportions
Best Buy? Faster?
Convert Measurement
Percentages
100
True or False:
A ratio is a relationship between 2 quantities.
True
100
True or False:
Unit Rate is a ratio simplified so the denominator is 1.
True
100
Complete the table by writing the missing values as coordinate pairs
(2,1) and (8,4)
100
What is the better buy?
3 apples for $0.50
9 apples for $2.00
3 apples for $0.50 because 9 at this rate would cost $1.50 which is cheaper than $2.00
3 apples at a unit rate of 0.16666 cents per apple is a better buy
NOT 9 apples at a unit rate of 22 cents per apple
100
A bottle of water has a capacity of 750 milliliters. What is the equivalent measure in liters?
0.75 Liters
100
How do you write 25% as a ratio in a proportion?
25/100
200
The ratio of cars to trucks in a parking lot is 20:1. Does this parking lot have more trucks or cars?
cars
200
A bakery charges $13.50 for 2 dozen doughnuts. What is the unit rate per dozen?
$6.75 per dozen
200
Maria earns $6.50 per hour. How much does she earn in 20 hours?
$130 in 20 hours
200
1 dozen pencils for $3.56
30 cents for 1 pencil
1 dozen for $3.56
200
Michael will be running a 15-mile road race this weekend. How many feet will he run?
1 mile = 5,280 feet
79,200 feet
200
What is 38% of 560?
212.8
300
The ratio of boys to girls in class is 15 to 12. What is the ratio of girls to boys (simplified)?
4 girls to 5 boys
300
Tim can mow 4 lawns in 6 hours. How many lawns can he mow in 1 hour?
.6666666 lawns per hour
300
6 hours
300
Which is faster?
Animal A traveling 99.6 miles in 4 hours
Animal B traveling 65.1 miles in 3 hours
Animal A at a rate of 24.9 miles per hour
300
How many pints are equal to 3.75 gallons?
1 gallon = 8 pints
30 pints
300
435 is 15% of what number?
2,900
400
There are 15 cars and 25 trucks in the parking garage. What is the ratio of truck to total vehicles?
Yes....you have to simplify
5 trucks : 8 vehicles
400
3,000 yds per hour
400
Mandy is on a bus traveling at a constant speed of 68 miles per hour. How far will she travel in 3.5 hours?
238 miles in 3.5 hours
400
Which animal travels faster than 74.6 miles per hour.
A) 97.8 miles in 1.5 hours
B) 180.2 miles in 2 hours
C) 65.1 miles in 3 hours
Animal B at a rate of 90.1 miles per hour.
400
There are 2.54 cm in one inch. How many inches are equal to 317.5 cm?
125 inches
400
On a math test, Oswaldo got 80% of the questions correct. If Oswaldo got 12 questions correct on the test, how questions were on the test?
15 questions
500
There are 7 dogs to 12 cats at the animal shelter. What is the ratio of cats to dogs?
12:7
12 cats to 7 dogs
12/7
500
A package of 36 photographs cost $18. What is the cost per photograph?
50 cents per photograph
$0.50 per photograph
500
Ling's family spends an average of $70 per month on electricity. At this rate, what can Ling's family expect to pay for electricity in 1 year?
1 year = 12 months
$70 per month = $840 per year
They will spend $840 per year.
500
Which brand of laundry detergent is the better buy?
Laundry Detergent B
500
A baby cow weighs 83 pounds. Given that 1 pound is equal to 16 ounces, how many ounces does the baby cow weigh?
1,328 ounces
500
Shaw received 3,560 applications for jobs. Of those applications 65% were from Dalton residents. How many applications were received from Dalton residents?
2,314 applications were received from Dalton residents