Rational Numbers
Equations
Inequalities
Proportional Relationships
Trivia
100
Simplify:
-2 * 5
-10
100
Solve:
2x-14=-9
x = 2.5 or
x = 2 1/2
100
Solve:
3x+8>11
x>1
100
Determine the constant of proportionality from the equation.
y = 8x
k=8
100
Who was the first president of the United States of America?
George Washington
200
Simplify:
-7-(-12)
5
200
Mrs. Baumgartner purchased shrubs and trees for her yard for a total of $260. The shrubs costs $25 each and the trees cost $110 in total. Write an equation to determine the number of shrubs purchased.
25x+110=260
200
Write an inequality to represent the scenario:
A car towing service charges $150 to pick up the car and then $0.60 per mile to tow it. What is the greatest number of miles a car can be towed for less than $200?
0.60x+150<200
200
Identify the constant of proportionality from the table.
k=95
200
Which country is the largest in the world?
Russia
300
Simplify:
-1/3 * 3/9
-1/9
300
-2/3 x + 7 = 5
x = 3
300
Solve AND graph the solution to the inequality.
3/2 x + 10 <7
x<-2
300
The table below shows the relationship between the total sales, y, and the number of textbooks sold, x. Write an equation to represent the relationship.
y=16x
300
What are the only birds that can fly backward?
Hummingbirds
400
Simplify:
-3 1/2 + 4 4/9
17/18
400
Solve:
-3=6-3(x+10)
x= -7
400
Solve:
-3(2x-5)-3>= -18
x<=5
400
A lizard can lose its tail to escape a predator, and the tail will grow back at a constant rate. After 6 weeks, a lizard’s tail has regrown to 12 inches long. Find the number of inches the tail grew each week.
The tail grew 2 inches each week.
400
Originally, Amazon only sold what kind of product?
Books
500
Mrs. Allman plans to repaint some classroom bookcases. She has 4 1/2 gallons of paint. All of the bookcases are the same size and each requires 3/4 gallons of paint. How many bookcases will she be able to paint?
Mrs. Allman can paint 6 bookcases.
500
Solve:
4(5x-0.2)+3.8-8x=39
x=3
500
Solve:
-4<= 1/2 (x+6) - 3/2 x
x<= 7
500
Mrs. B. is a chef at a bistro and is making tomato basil soup. The list of ingredients is shown in the table below. She accidentally poured 1 cup of milk into her soup pot. How much basil does Mrs. B. need to keep the ratios of the soup recipe equivalent?
Basil: 3/4 cup
500
In what country did the first Starbucks open outside of North America?
Japan