Ratio and Proportions
A set of stickers contains 4 hearts for every 6 stars.
If there were 12.5 packages of stickers, what would the ratio of hearts to stars be?
50 Hearts to 75 Stars
Khiyan had a job during his summer vacation. He earned $7.25 per hour. He worked 20 hours per week for 9 weeks. How much money did Paul earn?
$1,305
What is the value of (5^2 – 10) ÷ 5 × 3?
9
You sum (add) up all the values, and then divide by the number of items in the data set.
Part 1: A motorcycle can go 50 miles using one gallon of gas. About how many gallons of gas will be used to go 200 Miles?
Part 2: What is 200 miles in Kilometers
(Note: 1 mile is approximately 1.6 kilometers.)
Part 1: 4 gallons of gas
Part 2: 320 Kilometers
There are 4 trucks for every 5 cars in a parking lot. If there were 12 parking lots and they all had the same ratio of vehicles, what would the ratio of cars to total vehicles be?
48 : 108
48 cars to 108 total vehicles
Jamal will cut a piece of wood that is 2 1/2 feet long into 1/8 -foot sections. How many sections will result?
20
Use the Distributive Property
5(25x - 10y)
125x - 50y
What is the Median of this data set?
45, 56, 75, 22, 10, 9, 99
45
What is the value of 1068 divided by 12
89
125 6th-grade students chose to watch a movie on the last day of school. This is 20% of the 6th-grade class. How many total students are in the 6th grade?
625 students
Miguel runs the same number of miles, x, every week. His total distance run each week is at most 52 miles. Which inequality represents how many miles Miguel runs each week?
X ___ 52
x is Less than or equal to 52
What is the value of the expression when r = 2
5r + r2 - 7*2
0
Karen has a cube that has a side length of 5 in.
To get this correct you MUST have the correct number and LABEL!
150 square inches
or
150 in2
Josh bought gas for his car.
• Gas cost $3.45 per gallon.
• Josh bought 9 gallons.
What was the total cost for Josh's gas?
$31.05
Jose has finished 8 of the 20 lessons in her piano book. Hiram has finished the same percent of lessons from his piano book. His book contains 30 lessons. How many lessons has Hiram finished?
12 Lessons
2 1/2 divided by 2/3
What is the answer written as a mixed number?
3 and 3/4
Tonya pays $255 each month to rent an office where she earns $45 per hour tutoring students.
Write an equation that represents the Profit (Y) in terms of hours worked (x).
Y = ? ? ? ?
y = 45x - 255
Jamal scored 62, 75, 76, and 90 on four tests.
What is the average score on his tests?
75.75%
At a middle school, 98 students have freckles. There are 326 students in the school. To the nearest tenth of a percent, what percent of the students have freckles?
30.1%
Sarah earns $650 per week and spends 15% of her earnings on transportation. How much does Sarah spend NOT transportation every week?
$552.50
During a weekend, the manager of a mall gave away gift cards to every 40th person who visited the mall.
• On Saturday, 2,234 people visited the mall.
• On Sunday, 16 people visited the mall.
How many people received a gift card?
56 People received gift cards
X2-3y+7
x and y = Variable
2=Exponent
3=Coefficient
7 = Constant
There are 3 total terms
A list of numbers is shown.
7, 14, 15, 9, 11, 14, 11, 10, 17
What is the mean of the list of numbers?
12
If 25% of a number, n, is 90, what is 20% of n?
72