Inequality
Constant of Proportionality
Percents
Multiply and Divide Rationals
Equations
100
C. -2(x - 2) < 12
What is x > -8
100
x 3 6 9 12 y 9 18 27 36 What is the constant of proportionality (k = y/x)?
What is 3
100
A pair of shoes usually sells for $63. If the shoes are 20% off, and sales tax is 8%, what is the total price of the shoes, including tax?
What is $54.43
100
-6/5 * 2.375
What is -57/20
100
Riley is saving up to buy a new television. She needs a total of $1,348.78. Riley has saved $200.36 already and earns $82.03 per week at her job. How many weeks does Riley need to work to save enough money to buy the new television?
What is 14
200
Chris types at an average speed of 40 words per minute. He has already typed 1,750 words of his final paper. The paper has to be more than 3,750 words. Which of the following inequalities could be used to solve for x, the number of minutes it will take Chris to type his paper?
What is 40x + 1750 > 3750
200
Ronald can read at a constant rate of p pages per minute. Which equation represents the relationship between the total number of pages, N, that Ronald can read in m minutes?
What is N = pm
200
Dylan opened a credit card account with $750.00 of available credit. Now that he has made some purchases, Dylan's account only has $457.50 of available credit. What is the percentage decrease of the amount of available credit in Dylan's account?
What is 39%
200
-2 1/4 divided by 6/7
What is -2 5/8
200
Lana cuts 2 pieces for every 7 inches from a dowel for a craft project, for a total of 7 pieces. 2/7x = 7 What is the length of the dowel initially?
What is 24 1/2
300
A moderately active 40-pound dog needs an average of 1,254 calories per day. Taryn's dog participated in a dog race this morning, so it will need more than the average calories. Taryn's dog has already eaten 627 calories, and she feeds her dog 209 calories per meal. 209x + 627 > 1,254 How many more meals does Taryn need to feed her dog today?
What is x> 3
300
x 2 4 6 8 y 3 6 9 12 What is the constant of proportionality? (K = y/x) {Leave as an improper fraction.
What is 3/2
300
In a school 50% of the students are younger than 10, 1/20 are 10 years old and 1/10 are older than 10 but younger than 12, the remaining 70 students are 12 years or older. How many students are 10 years old?
What is 10
300
Convert the following fraction to a decimal. -2/5
What is -0.4
300
Ed is on a road trip. He has already traveled 249 miles and is driving at a rate of 61 miles per hour. Which equation could be used to find how many hours, x, Ed has left in his road trip if he is traveling 626 total miles?
What is 61x + 249 = 626
400
Blaire needs more than 627 total points on assignments in her math class to pass. She only has 228 points and needs to do some extra credit assignments that are worth 57 points each. 57x + 228 > 627 How many extra credit assignments does Blaire need to complete in order to pass?
What is x > 7
400
The amount of money that Mary earns varies directly with the number of hours worked. If Mary earns $320 for working 40 hours, determine the constant of variation or proportionality. (time = x value)
What is 8
400
The price of a T-shirt was $20. It was first increased by 20%. They did not sell well the shop owner decreased the price by 20%. What is the new price of the T-shirt?
What is 18
400
Convert the following fraction to a decimal. 7/9
What is 0.7777....
400
Amy and Stephanie were playing a number game. Amy picked a number and told Stephanie that if she added 8 to the number and multiplied the sum by 3, it would equal 9. Which equation could Stephanie use to find the number, x?
What is 3(x + 8)= 9
500
Juanita works at a telemarketing company. She makes an average of 10 sales calls per hour. Employees are encouraged to make more than 400 calls per week. Juanita has already made 140 calls this week. How many more hours, x, does Juanita need to work this week to reach the weekly goal of sales calls?
What is x > 26 Graph the solution
500
The unit rate and constant of proportionality are the same and can be found by dividing y by x. (True or False)
What is True
500
In a certain college, 40% of the senior class students is taking Physics, 30% is taking calculus and 10% is taking both. If 40 students are enrolled in the senior class, how many students are taking neither Physics nor calculus?
What is 16
500
What is the multiplicative inverse of 1 3/4
What is 4/7
500
The rectangular playground in Tim's school is three times as long as it is wide. The area of the playground is 75 square meters. What is the perimeter of the playground?
What is 40m
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