Ratios
410 km in 5 litres. What is 1 litre?
What is 82 km/litre
Do each pair of ratios form a proportion? 2/3 and 6/9
What is Yes. (18 = 18)
Julie was able to walk 16 km through the park in 6 hours. How long will it take her to walk 24 km through the park?
What is 9 hours
A ___________ is a comparison of two quantities by division.
Ratio.
Write the ratios of I's to amount of letters in the word "Mississippi"
What is 4:11
1500 words in 25 minutes. What is the unit rate?
What is 60 words per minute
Do the ratios form proportions? 5/4 and 25/16
What is No, a proportion would be 5/4 x 4 = 20/16
The ratio of vanilla pudding to chocolate pudding in a banana split pie is 4 to 3. Olivia has 640 grams of vanilla pudding. How much chocolate pudding does she need?
What is 480 grams.
Ratios that make the same comparison are __________.
Equivalent ratios.
$220 for 5 grams. What is the unit rate?
What is $44 / gram
Do the ratios form equivalent proportions? $8/20 lbs and $24/60 lbs
What is Yes (480 = 480)
If there are 1200 calories in an 180 gram piece of cheesecake, how many calories are in a 135 gram piece of cheesecake?
What is 900 calories
A __________ratio compares two quantities that are parts of a whole. It shows how much of one part exists in relation to another part.
What is Part-to Part?
There are 140 students in 5/6th grade. If 80 of the students are 5th, write the ratio of people 6th grade.
What is 4/3
Which is the better buy? $45 for a 15 gram bag of candy or $25 for a 10 gram bag of candy?
What is $25 for 10 grams?
8 painters can paint a house in 12 days. How long will it take 6 painters to paint the same house?
What is 16 days?
Annie bought 400 bags of special candy for $200. How much do 800 bags of candy cost?
What is $400
_________ are rates in which the second quantity is one.
Unit rates.
Write the ratio as a fraction in simplest form 30 seconds to 5 minutes
What is 6:1
Lisa bought 600 pencils for $150. How much would 900 pencils cost?
What is$225?
A factory produces 200 toys in 4 hours. How many toys can it produce in 10 hours?
What is 500 toys?
A car consumes 6 litres of fuel to travel 90 kilometers. How much fuel will it consume to travel 150 kilometers?
What is 10 litres of fuel?
A ______________ is a statement that two ratios or rates are equivalent.
Proportion.