Ratios
Write 6 girls to 8 boys as a ratio in 2 different ways.
6 to 8
6:8
3 to 4
3:4
If Mimi drives 50 miles in 2 hours, what is her rate (speed per hour)?
25 miles per hour
100% of 25
25
5 out of 10 muffins are chocolate. What percentage of muffins are chocolate?
50%
Anna has earned 50% of the money she needs to buy a new pair of shoes She has earned $25. How much money does she need?
$50
Write 10 limes to 6 lemons as a ratio in 2 different ways.
10:6
10 to 6
5:3
5 to 3
If James types 120 words in 3 minutes, what is his rate of typing? (words per minute)
40 words per minute
50% of 30
15
4 out of 20 cars are black. What percentage of cars are black?
20%
Ramon has a coupon to save 10% off his grocery bill. If his grocery bill is $65, how much will he save?
$6.50
For every 3 dogs there are 2 cats. Write the ratio of cats to dogs.
2:3
2 to 3
If 10 bags of Hot Cheetos cost $3.50, then how much does 1 cost?
$0.35
25% of 24
6
3 out of 4 dogs are bulldogs. What percentage would this be?
75%
Melody has driven 8 miles. This is 40% of her trip. How long is the whole trip?
20 miles
A comparison between two numbers is called a ______
ratio
Which is the better deal:
$20 for 5 t-shirts
$24 for 8 t-shirts
$21 for 6 shirts
$24 for 8 t-shirts (rate of $3 per shirt)
A percentage is a ratio expressed as a number out of ____.
100
96 out of 200 pitches were strikes. What percentage of pitches were strikes?
48%
Martin got 75% of the questions correct on a 20 question test. How many questions did he get correct?
15 questions
Choose all the correct ways to write an equivalent ratio?
A) Adding
B) Subtracting
C) Multiplying
D) Dividing
C) Multiplying
D) Dividing
What is a unit rate?
a ratio where the bottom number is a 1
10% of 7.5
0.75
Julie spent $60 shopping. Her budget was $50. What percentage of her budget did she spend?
120%
Marsha saved $18 on a dress. If she saved 30%, what was the original cost of the dress?
$60