Ratios
Write the ratio as a fraction in simplest form: 8 to 30
4/15
How many countries would one visit per year if they visited 12 countries in 3 years
4 countries in 1 year
Do each pair of ratios form a proportion? 2/3 and 6/9 (yes/no and EXPLAIN!)
Yes. Cross Products are equal
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?
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"
4/11
How many words per minute if a studdent types 1500 words in 25 minutes
60 words per minute
Do the ratios form proportions? 5/4 and 25/16 (yes/no and EXPLAIN!)
No, cross products not equal.
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?
48 ounces.
88 cars per 4 parking lots is considered a unit rate true or false?.
False.
Write the ratio as a fraction in simplest form: 12 inches to 24 inches
1/2
How many flower are in 1 garden if there are 240 flowers grown in 12 gardens
20 flowers per garden
Do the ratios form proportions? $8/20 lbs and $24/60 lbs. yes/no and EXPLAIN!
Yes (Cross products and/or Unit rates are equal)
If there are 1200 calories in an 8 oz piece of cheesecake, how many calories are in a 3 oz piece of cheesecake?
450 calories
A _____________ is a comparison of two quantities that have different units.
Rate.
There are 100 students in 8th grade. If 25 of the students are girls, write the ratio of girls to boys in 8th grade in simplest form.
1/3
Which is the better buy? $3.29 for a 16-ounce bag of candy $2.99 for a 12-ounce bag of candy
$3.29 for 16-ounce bag = $0.21 per ounce
$2.99 for a 12-ounce bag =$0.25 per ounce
Do the ratios form proportions? 5 ft/7 s and 25 ft/ 49 s (yes/no and EXPLAIN)
No. Cross products not equal and/or Unit Rates are not equal.
Annie bought 3 bags of special candy for $1.20. How much do 8 bags of candy cost?
$3.20
_________ are rates in which compare a quantity to 1 unit of another quantity
Unit rates.
Write the ratio as a fraction in simplest form 30:5
6:1
Ethan can buy 4 shirts for $71.96 at Gabes or 9 shirts for $134.55 at TJ Max. Which has the better unit cost?
Foxy's has the better buy (14.95 per shirt).
Do the ratios form proportions? 21 mi/6 h and 14.3 mi/ 3 hr. (yes/no and EXPLAIN)
The ratio of pairs of sneakers to pairs of sandals is 27:21. If there are 49 pairs of sandals, how many pairs of sneakers are there?
63 pairs of sneaker
A ______________ is a statement that two ratios or rates are equivalent.
Proportion.