Ratios
Write the ratio as a fraction in simplest form: 8 to 30
What is 4/15
Find the unit rate in miles per gallon:
410 miles in 16 gallons
What is 25.625 miles/gallon
Does this pair of ratios form a proportion?
2/3 and 6/9
Yes because 2/3 = 6/9
n/12 = 6/18
What is n = 4
Julie was able to walk 16 miles through the park in 6 hours. How long will it take her to walk 24 miles through the park?
What is 9 hours
Write the ratio of vowels to consonants in the words "Wind Gap"
What is 2:5
Find the unit rate in words per minute:
1500 words in 25 minutes
What is 60 words per minute
Does this pair of ratios form a proportion?
5/4 and 25/16
No because 5/4 does not equal 25/16
c/28 = 5/7
What is c = 20
The ratio of vanilla pudding to chocolate pudding in a banana split pie is 4 to 3. Olivia has 64 oz of vanilla pudding. How much chocolate pudding does she need?
What is 48 ounces.
Write the ratio as a fraction in simplest form: 66 inches to 72 inches
What is 11 to 12
Find the cost per ounce:
$1.12 for 8.2 ounces
(round to the nearest hundredth)
What is $0.14 per ounce
Does this pair of ratios form a proportion?
$8/20 lbs and $24/60 lbs
Yes because 8/20 = 24/60
3/x = 1/9
What is x = 27
If there are 1200 calories in an 8 oz piece of cheesecake, how many calories are in a 3 oz piece of cheesecake?
What is 450 calories
There are 140 students in 8th grade. If 80 of the students are girls, write the simplified ratio of girls to boys in 8th grade.
What is 4:3
Which is the better buy?
$3.29 for a 16-ounce bag of candy
$2.99 for a 12-ounce bag of candy
What is $3.29 for a 16-ounce bag = $0.21 per ounce
Does this pair of ratios form a proportion?
5 ft/7 sec and 25 ft/ 49 sec
No because 5/7 does not equal 25/49
30/14 = k/7
What is k = 15
Annie bought 3 bags of special candy for $1.20. How much do 8 bags of candy cost?
What is $3.20
Write the ratio as a fraction in simplest form 30 seconds to 5 minutes (hint: convert to the same units first)
What is 1 second to 10 seconds
Ethan can buy 4 CDs for $71.96 at CD Express or 9 CDs for $134.55 at Music Rox. Which has the better unit cost?
What is Music Rox has the better buy (14.95 per CD).
Does this pair of rations form a proportion?
21 mi/6 hour and 14.3 mi/ 3 hour
No because 21/6 does not equal 14.3/3
380/520 = 760/x
What is x = 1040
The moats separating the people from the animals are 5 m wide for bears and 2.5 m wide for leopards. If the bears' moat is 4 m deep, how deep should the leopards' moat be?
What is 2 m deep for the leopards