Percents - (Re-teach 2)
Assessment
•
David Weaks
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Mathematics
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7th Grade
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3 plays
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Hard
Student preview
7 questions
Show answers
1.
Multiple Choice
30 sec
1 pt
David is buying a television that is regularly priced at $450. The television is on sale for 20% off. Sales tax is 7%. Which expression will calculate the final price of the television?
450(0.856)
450(0.870)
450(1.116)
450(1.270)
2.
Multiple Choice
30 sec
1 pt
Alice wants to calculate the total cost for a dress. The dress costs $53.99 and sales tax is 7%. Which expression represents how she could calculate the total cost?
53.99(0.07)
53.99(0.7)
53.99(1.07)
53.99(1.7)
3.
Multiple Choice
30 sec
1 pt
Jason earns a monthly salary of m dollars. His salary is increased by 5%. Which expression represents Jason’s new yearly salary?
12.6m
12.05m
1.05m
0.6m
4.
Multiple Choice
30 sec
1 pt
An item was purchased for m dollars, which includes sales tax. Sales tax was 7%. Which expression represents the price of the item before sales tax?
m + 0.07
m - 0.07
m x 1.07
m/1.07
5.
Multiple Choice
30 sec
1 pt
The price of an mp3 player is reduced by 60%. The expression c – 0.6c represents the sale price. Which represents an equivalent expression to determine the sale price?
0.4c
0.6c
0.4
0.6
6.
Multiple Choice
30 sec
1 pt
A necklace in a jewelry store has a price of $900. The store has added an 80% markup on the necklace. Which expression would calculate the amount the store paid for the necklace?
$900(1.8)
$900(0.8)
$900/(1.8)
$900/(0.8)
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