Percent Concepts
In a poll, 350 out of 900 residents of a town said they preferred bottled water to tap water. What percent of the residents prefer bottled water to tap water?
What is 38%
15% of a number is 90. What is the number?
What is 600
What number is 320 decreased by 15%?
What is 272
Jacob signed up 450 people to participate in a charity walk. After he sent invitations through Instagram, the number of people participating increased by 30%. How many people are participating in the walk?
What is 585 people
The ratio table shows the number of gallons of water stored for people during an emergency. How many gallons of water are stored for 50 people?
People: Water:
2 11
8 44
15 82.5
50 ?????
What is 275 Gallons
Jen interviewed 850 students for the school paper. She found that 333 students volunteer at a charity. What percent of the students volunteer at the charity?
What is 40%
Last year, 350 students used tablet computers at Katie's school. That number increased by 60% this year. How many students use tablet computers at Katie's school this year?
What is 560?
Amanda spent $96 each week on fuel for her truck. Recently she bought a smaller car and now spends 45% less on fuel. How much does Amanda spend on fuel now?
What is $52.80?
In 2020 Vanessa delivered 120 turkeys to families on Thanksgiving. In 2022, the number of turkeys Vanessa delivered increased by 30%. How many Turkeys did Vanessa deliver in 2022?
What is 156 turkeys
A Detriot neighborhood had 865 residents. Over the past 3 years, 40% of the residents moved away. How many residents does the neighborhood have now?
What is 519
There are 1375 students in a high school. 312 are fluent in a second language. What percent of students are fluent in a second language?
What is 23%
Cory volunteered to tutor 30% of the 160 fifth graders at his school. He also tutored 70 fourth graders. How many students did Davon tutor altogether?
What is 118 students?
9000 cars drive on the turnpike each day. An urban planner wants to create a new road to decrease the number of cars by 60%. How many cars will be on the turnpike after the new road plan?
What is 3,600 cars?
A poster image of a presidential candidate has an area of 750 square inches. The area needs to increase by 30%, so the image can be displayed on a billboard. What is the area of the new image?
A school planted a community garden to provide fresh food to their town. Which grade has a greater percentage of student volunteers?
9th Grade Volunteers: 280
Total 9th graders: 416
10th Grade Volunteers: 267
Total 10th graders: 480
What is 9th grade
An environmental group invited 375 people to an invite. 180 people responded to the invite. What percent of people responded to the invite?
Kayla has a vacation budget of $2,400. She spends 35% of the budget on food. Kayla increases the vacation budget by 25% How much will Kayla have for her vacation now?
The school budget for Chromebooks was $60,000 in 2017. The budget for 2018 was 30% less than the budget for 2017. What was the school budget for Chromebooks in 2018?
What is $42,000
There were 320 daily train passengers before the repairs. The city had a 40% increase in passengers after the repairs. How many daily train passengers are there after the repairs?
What is 448 passengers
Sam surveyed 4600 people in Greenville and 38% of 6,230 people in Spartanburg. How many people did Sam survey in total?
What is 7,092 people
What is 64%
750 students took a survey on a new recycling project. The percentage of students who supported the recycling project was greater than 40% but less than 60%. How many students supported the recycling project?
In October, 364 volunteers helped clean up Green Lane Park. In November, 30% fewer people volunteered. How many people volunteered in November?
What is 255 people
The Patrick family spent $245 in September on their electricity bill. In October, the bill increased by 20% because they used the lights more often. What was their electricity bill in October?
What is $294
A police officer teaches 2 classes of self-defense. Each class has 25 students. Class A is all teenagers. Class B is 92% teenagers. How many teenagers are in class B?
What is 23 students