I can bike 15 miles in an hour. What is my unit rate in miles per minute.
0.25 miles per minute
What is the percent of change from 5 cups to 8 cups
What is 60% increase
How much interest is earned in 3 years if you deposit $500 at a 3% interest rate?
I = (500)(.03)(3)
$45
What is the unit rate of y = 2.7x
2.7
There were 75 students in an art class last Friday. This Friday, there are 15 students. What was the percent of change?
What is 80% decrease
What is the constant of proportionality of 4y = 40x
divide both sides by 4 to get y alone so
y = 10x
so 10
What is the climber's unit rate if he can climb 288 feet in 9 hours.
32 ft/hour
Yesterday your bus ride to school took 8 minutes. Today because of the snow, the bus ride took 10 minutes. What is the percent of change?
What is 25% increase
How much total is in your bank account after 3 years if you deposit $500 at a 3% interest rate?
I = (500)(.03)(3)
$45 plus $500
$545
What is the unit rate of (12, 24) and what is the ordered pair for that unit rate?
unit rate is 2
ordered pair is ( 1, 2)
what is the percent of error if it was 42 pounds but the actual was 35 pounds?
7/35 = p/100
20% error
What is the constant of proportionality of 40y = 20x
divide both sides by 40 to get y alone
y = .5x or y = 1/2x
so cop is .5 or 1/2
The percent of discount on an item that was $68 and is now $40.80. Choose one: 20% 25% 30% 40%
What is 40%
If you can buy 24 eggs for $8.64, what is the price for 7?
What is $2.52?
The percent of tip for a $50 meal if you leave only $5. Choose one: 10% 15% 20% 25%
What is 10% tip.
The chemist got the sample to 1.25 but needed it to be 1.35. What is the percent of error?
.10/1.35 = p/100
7.41% error
What is the simple interest of $100 deposit over 18 months at a 1.1% interest rate?
I = (100)(.011)(1.5)
$1.65