Constant of Proportionality
When given a table or ordered pair, use this formula to solve for the constant of proportionality.
k=y/x
Qiyamah takes the train to and from hockey practice each week. If he has metro card with a $44 balance, and each train ride is $2.90, what is the greatest number of rides he can take using that metro card?
Inequality
2.90x is less than or equal to 44
Solve:
-12x > 24
x < -2
Simplify:
1/4 (16x - 12)
4x - 3
How long is a marathon?
26.2 miles
A bakery uses 8 tablespoons of honey to make 12 muffins. At this rate, how many tablespoons are used for each muffin?
2/3 tablespoons
0.6 repeating
Madison wants to use a $50 gift card she has to the movies. If the cost for each ticket is $4.50 and there is a $3 service fee, what is the minimum amount of people that can attend the movie to use the entire gift card balance?
Inequality
3 + 4.50x is greater than or equal to 50
2x + 5 > -9
x > -7
Mrs. Shelton walked 3/5 miles each day for 8 days. On the 9th day, she walked 1 and 1/5 miles. How many total miles did Mrs. Shelton walk?
6 miles
How many legs does a lobster have?
10
Write an equation to represent the proportional relationship between number of cookies, c, and teaspoons of sugar, s.
teaspoons of sugar: number of cookies
4:1
8:2
12:3
c=0.25s
c=1/4s
KIPP Beyond spent $810 on a field trip to the museum. If each ticket was $20 and we had to pay a transaction fee of $10, how many people went to the museum?
Equation
10 + 20x = 810
-3x - 6 < 24
x > -10
Mia has 24 yards of ribbon. She gave 11 and 1/2 yards to her sister. Mia now wants to work on a project that requires 1 and 1/2 yards of ribbon per project. What is the greatest number of projects that Mia can complete with this ribbon?
8 and 1/3 or 8 whole projects
Name at least 2 teams in the NBA whose name does not end in 'S'
Heat, Jazz, Magic, or Thunder