Percent Increase or Decrease with Equations
Flashcard
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
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1.
FLASHCARD QUESTION
Front
What is the equation to find the time it takes Andre if it takes Jada x minutes and Andre takes \frac{3}{4} more time?
Back
y = 1.75x
2.
FLASHCARD QUESTION
Front
How do you calculate the percent increase from x to y?
Back
y = 1.25x
3.
FLASHCARD QUESTION
Front
If the price of oranges was $1.75 and decreased by 20%, what is the new price?
Back
$1.40
4.
FLASHCARD QUESTION
Front
What equation represents a 30% decrease in miles driven?
Back
y = 0.7x
5.
FLASHCARD QUESTION
Front
If a herd of bison had a 10% decrease in population and there are 540 bison this year, how many were there last year?
Back
600
6.
FLASHCARD QUESTION
Front
What does a percent increase of 25% mean in terms of an equation?
Back
y = 1.25x
7.
FLASHCARD QUESTION
Front
What is the formula to calculate the new price after a percent decrease?
Back
New Price = Original Price × (1 - Percent Decrease)
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