Proportions
10/x = 20/10
X = 5
If I can travel 400 miles on 20 gallons of gas, how many miles can I travel on 15 gallons of gas?
300 miles
Answer to a multiplication problem
Product
40=10x
X = 4
10 = 2x + 6
X = 2
30/9 = x/6
X = 20
Carey took a total of 6 quizzes over the course of 2 weeks. How many weeks of school will Carey have to attend this quarter before she will have taken a total of 21 quizzes?
7 weeks
A relationship between two quantities when compared together
Or
A comparison between two quantities/numbers
Ratio
6x = 66
X = 11
50 = 5x - 10
X = 12
3/j = 30/30
J = 3
Dayton learned a total of 6 appetizer recipes over the course of 3 weeks of culinary school. After how many weeks of culinary school will Dayton know a total of 16 appetizer recipes?
8 weeks
Two angles when added together that equal 90 degrees.
Complementary Angles
68 + b = 121
B = 53
37 = 3x + 10
X = 9
232/16 = r/2
Yes you get a number :)
R = 29
Emma made 36 liters of jam after 6 days. How many days does Emma need to spend making jam if she wants to make 42 liters of jam in total?
7 days
Two angles when added together to equal 180 degrees
Supplementary Angles
V - 789= 525
V = 1,314
431 = 2x - 283
X = 357
2/v = 100/1,000
V = 20
Blake read a total of 12 books over 2 months. After 3 months of reading, how many books will Blake have read in all?
18 books
An angle less than 90 degrees
Acute Angle
Y + 5,183 = 9,247
Y = 4,064
10,000 = 7x + 2,223
X = 1,111