Write the following question as a proportion.
125% of what number is 80?
80/d = 125/100
100
Find the value of x in each proportion.
1 meter/3.25 feet = 15.2 meters/x feet
49.4 = x
100
Write the following percent change as a ratio.
8% increase
108/100
200
Name one other true proportions using the four integers in the following proportion.
2/5 = 10/25
5/2=25/10 or 2/10 = 5/25 or 25/5=10/2
200
A biologist tagged 250 fish. The she collected another sample of 75 fish, of which 5 were tagged. How many fish would she estimate are in the lake?
3750 Fish
200
If 1 meter = 3.25 feet, how many feet are there in 35 meters?
113.74 feet
200
Write the following percent change as a decrease
x% decrease
100-x/100
300
Find the value of x.
X/16 = 87/232
x=6
300
A lake is estimated to have 5000 fish after recapture experiments that showed 3% of the fish were tagged. How many fish were originally tagged?
150 fish
300
If 1 meter = 3.25 feet. How many inches are there in 56 meters.
1365 inches
300
An item at the school store costs 5.67. Sales tax in the state of Maine is 6%. What is the cost of the item after tax.
$5.95
400
Find x.
6/x = 6/217
21
400
In a lake with 250 tagged fish, recapture results show that 11% of the fish are tagged. About how many fish are in the lake?
2273 fish
400
Mr. Juntura is 22 years old. How many days old is he?
8030 days
400
A fancy pen originally costs 3.00. However there is a 20% discount on all writing equipment. State tax is still 5%. What is the final cost of the pen after the discount and tax?
$2.52
500
Jeremy has a job at the movie theater. His hourly wage is $7.38. Suppose 15% of his income is withheld for taxes and Social Security. What is his hourly take-home wage?
$6.27
500
In a capture-recapture process, 200 fish were tagged/ From the recapture results, the game warden estimates that the lake contains 2500 fish. What percent of the fish were tagged?
8%
500
Mr. Juntura's dog is 4 years old how many seconds old is he?
126,144,000 seconds
500
The original price of a t-shirt was 13.64, after a super secret saver discount percentage the price was 10.73. What is the discount?