Ratios
Unit Rate
Solving Proportions
Percent
Word Problems
100
The ratio of girls to boys in our class is 7:8.

What is the ratio of boys to girls in the class?

8:7
100
If Suelyn drives 63 km in 3 hours.  What is her speed per hour?
21 km/h
100
x/ 3 = 14/21
x = 2
100
What is 16% of 43 mins?
6.9 mins.
100
The dosage for this pain reliever calls for a 70mg dose for every 5kg of body mass.  Ashton has a body mass of 85kg.  What dosage of pain reliever should he receive?
1190 mg
200
Consider the ratio 3:6

What is an equivalent ratio using a scale factor that will make the numbers in the ratio smaller?

1:2
200
If Rakshan texts 48 words in 4 mins. What is his rate of texting per min?
12 words a min.
200
6/x = 48/56
x = 7
200
16 inches is 35% of what?
45.7 inches
200
Renojan earned $76.50 in 6h at his part time job.  How much can he earn in a week in which he works 28h?
$357
300
A rectangle is 12 cm wide by 32 cm long.  What is the width to length ratio?
3:8
300
If 13 bags of Skinny pop popcorn costs $39. How much does 1 bag of this popcorn cost?
$3
300
3/5 = x /45
x = 27
300
Jacky wants to buy a Samsung Galaxy A5 for $329 that is advertised for 1/3 off.  How much will Jacky have to pay after the 13% HST?
$247.85
300
If Katlyn uses 5L of black pain in the span of 10mins. How much paint will she use in 1 hour? 
30L
400
Keira is tasting two jams.  Sydney's jam is made with cups of strawberries and sugar in the ratio of 12:10.  Savi's jam is made with cups of strawberries and sugar in the ratio of 6:4.  Whose jam will taste sweeter?
Sydney's jam is sweeter.
400
Yolanda and Brandon are meeting to play mini golf.  Yolanda drove 15 km to the golf course in 12 mins.  Brandon drove 20 km to the course in 15 mins. Who drove faster?
Brandon.
400
12/36 = 3/x
x = 9
400

Qarissa wants to buy an kindle that sells for $249. How much will the kindle cost after the 13% HST is added?

$281.37
400
Steve tells his friend Cooper that a human at the age of 30 needs 15 cups of water a day.  Cooper is 16  years old.  How many cups of water does Cooper need to drink daily?
8 cups 
500
There are 3 computer labs in the school.  The first lab has 19 computer. There are 12 students working on the computers. The second lab has 24 computers.  There are 15 students working on the computers.  The third lab has 12 computers. There are 8 students working on the computers.  Which lab is the busiest?
Lab 3 is the busiest.
500
Corey is shopping online for music files.  Apple music charges $32 for 35 songs. Google play charges $48 for 45 songs. Which one is the better deal for buying songs.
Google Play.
500
27/36 = 12/x
x = 16
500
The Blue Jays played 75 games and won 55 of them.  What percent of the games did they lose?
73%
500
A study shows that a 75 kg person should eat 125 chips each day.  Bob weighs 1725 kg how many chips does Bob need to consume each day to maintain his figure?
2875 chips
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