Proportional Relationships
Percent Increase and Decrease
Fractions, Decimals, and Percents
More word problems
Random Problems
100
Ms. Walsh buys 3 pounds of cat food for $7.50.
What is the price per pound?
$2.50 per pound
100
Find a decrease of 15% on 2,569 ft
2,183.65 ft
100
Write 25% as a decimal
0.25
100
A car is 180 inches long. A truck is 75% longer than the car. How long is the truck?
315 inches
100
Ms. Walsh was filling her tub with water to give Barbie a bath. After 
minutes, she had filled the tub with 
gallons of water. What is the rate, in gallons per minute, that the tub is filling with water?
3 Gallons per hour
200
Ms. Walsh buys 3 pounds of cat food for $7.50.
Write an equation relating the cost (c) for p pounds of cat food.
c=2.50p
200
An increase of 52% in 3,580 lb.
5,441.6 lb
200
Write 0.05 as a percent
5%
200
Today, everything at a store is on sale. The store offers a 20% discount. The regular price of a T-shirt is $18. What is the discount price?
$14.40
200
Ms. Walsh’s classroom is 15 feet wide. Mr. Bent’s classroom is 10% wider than Ms. Walsh’s classroom. How wide is Mr. Bent’s classroom?
16.5 Feet wide
300
Karlie runs 2.3 miles in 1/2 an hour. What is her speed in miles per hour?
4.6 miles per hour.
300
A decrease of 35% in 9,920 pt.
6,448 pt
300
Write 132% as a decimal
1.32
300
The store bought a pair of shoes for $50, and sold it for $80. What percentage was the markup?
60% markup
300
A soccer field is 
mile long. Genluis can run across the track in 
of an hour. What is his running speed?
2.5 miles per hour
400
Priya has a recipe for banana bread. She uses 7 1/2
cups of flour to make 3 loaves of banana bread.
Which of these equations represents the relationship between b (loaves of bread) and f (cups of flour)?
b=2/9 f
b=2/5 f
b=5/2 f
b=9/2 f
b=2/5 f
400
The average speed of a fully loaded Boeing 747 during take off is 184 mph. Its landing speed decreases by 85% when compared to its take of speed. What is the speed of the aircraft when it lands?
27.6 mph
400
Write 0.025 as a percent
2.5%
400
Lin’s father is paying for a $20 meal. He has a 15%-off coupon for the meal. After the discount, a 7% sales tax is applied. What does Lin’s father pay for the meal?
$18.19
400
- Today, everything at 7/11 is on sale. The store offers a 30% discount.
- The sale price of a phone charger is $15. What is the regular price?
$21.42
500
A circular running track is 1/4 mile long. Elena runs on this track, completing each lap in 1/20 of an hour.
What is Elena’s running speed? Include the unit of measure.
5 miles per hour
500
A supermarket receives 175 pounds of potatoes during the first week of June. The weekend supply of potatoes increases by 23%. How many pounds of potatoes does the supermarket receive on the weekend?
215.25 pounds
500
Write 3/4 as a percent
75%
500
Today, everything at a store is on sale. The store offers a 20% discount.
The discount price of a hat is $18. What is the regular price?
$22.50
500
- Dakota is running a fundraiser to get new equipment for WEC TV. She is selling chocolate bars. This year, each chocolate bar costs $1.62. This price is 8% more than the selling price of each chocolate bar last year.
- What was the selling price of chocolate bars last year?
1.50