Graphs
Random
Tables
Sales Tax, Tip, Discount
Random
100
Which of the following graphs shows a proportional relationship?
A. B.
C. D.
D.
100
What is the coordinate of Point W?
(7, 7000)
100
Does the table represent a proportional relationship?
Yes because there is a constant of 2.
100
A sweater costs $35. Find the total cost of the sweater if the sales tax is 5%.
$36.75
100
What is the simple interest equation?
I = Principal x Rate (Percent) x Time
200
Using point P, find the unit rate of the graph.
60 cakes packed per minute
200
What is the unit rate of the graph?
The unit rate is 1,000 gallons of water used per hour.
200
What is the point (coordinate) of the unit rate?
(1, 2)
200
If a sweater costs $37.99, and the sales tax is 6%, what is the amount of the tax? (Round to the nearest hundredth)
$2.28
200
If you invest $1200 in an account that pays 13.2% simple interest, what is the interest accumulated after 4 years?
What is $633.60
300
Which of the following graph has a constant rate of 3 cups of sugar per 1 cup of water?
300
Michelle bought five packs of crayons for $13.75.
What is the cost of ONE crayon box?
$2.75
300
Create an equation with the constant.
y=2x
300
The regular price of a dress is $80. The price has been marked up by 23%. What is the amount of markup?
$18.40
300
The equation p=2h represents the profit a hot dog vendor earns, for every hot dog sold. What is the profit for 10 hotdogs?
$20 dollars
400
Create an equation the represents the graph.
y=8x
400
Dora thinks the distance between -5 and 8 is positive 3. Maria thinks the distance between is NOT 3 but positive 13. Who is correct?
Maria is correct because...
400
Select the table that represents a proportional relationship between x and y.
400
A department store purchases a coat for $95. To sell the coat to customers, the price is increased by 27%. What is the new price of the coat?
$120.65
400
What is 12.5% as a decimal?
.125
500
With the information provided in the graph, how much commission can you earn with 8 sales?
64 dollars
500
-3 (-2x + 5) - 5x + 20
x + 5
500
Create an equation with the constant of the table below.
y=1/8 * x
500
Sara buys a sweater that cost $30. The store is having a 25% off sale on everything. What is the amount of money Sara saves from the sale?
$7.50
500
What is 5% as a decimal?
.05