Ratios
A ratio is a comparison of ________ quantities
2
Solve the proportion.
1/5 : x/10
X=2
A unit rate is a rate that compares a quantity to ___________
one
Change the fraction to a decimal.
3/5
0.6
20% of 60
12
Write the ration in simplest form.
1 red crayon for every 3 blue crayons.
1:3
Solve the proportion.
20/x = 12/15
x=25
You read 165 pages in 3 hours.
55 pages/hour
Change the fraction to a decimal.
1/4
0.25
10% of 90
9
7 quarters to 3 dimes
7:3
Solve the proportion.
2/p = 10/35
p=7
Write the unit rate.
You score 84 points in 6 games.
14 points/game
Change the fraction to a percent.
3/4
75%
10% of what number is 14?
140
The ratio of your monthly allowance to your friend's monthly allowance is 5:3. The monthly allowances total $40. How much is your friend's allowance?
$15
$126.75
Write the unit rate.
Mrs. Jones spend $15 of 12 bottles of water.
$1.25/bottle
Change the fraction to a percent.
4/5
80%
6
During a checkers game, there are 16 pieces left. The ration of black to red is 3:5. How many black pieces are on the board?
6 pieces
Keidron can complete 14 crafts with 9 pieces of cardstock. If he has to make 210 crafts for an art festival, how many pieces of cardstock will he need?
135 pieces
Jennifer makes 14 bracelets in 2 hours.
7 bracelets/hour
Change the fraction to a percent.
2/5
72 is what percent of 60?
120%