Percent Problems
*In Adrian's movie collection, 7 out of every 20 movies is action. What percent of Adrian's collection is NOT action?
65%
*For large parties at a certain restaurant, a tip of 20% is automatically included on the bill. Show whether the following tip is correct for a 20% gratuity. If the tip is incorrect, then find the correct amount. Round to the nearest cent if necessary.
Dinner: $319.75
Tip: $62.55
No, $63.95
*An outdoor and camping store pays a wholesale price of $27.25 for a fishing rod and sells it for $38.15. What is the percent markup?
40%
Mrs. Cousins works in a pool store and earns a 9.5% commission on every swimming pool she sells. How much commission would she earn for selling a pool that costs $5,600?
$532
*Find the simple interest.
Principal:$4200
Rate: 2.5%
Time: 3 Years
$315
*There were 110 students at a creative writing workshop last year. This year there are 132 students. What is the percent of increase in the number of students at the workshop?
20%
*For large parties at a certain restaurant, a tip of 20% is automatically included on the bill. Show whether the following tip is correct for a 20% gratuity. If the tip is incorrect, then find the correct amount. Round to the nearest cent if necessary.
Dinner: $287.51
Tip: $57.50
Yes
The wholesale cost of a bicycle is $98.75. The markup for the bicycle is 33.3%. Find the selling price of the bicycle. Round to the nearest cent.
$131.63
Mr. Janson works at a car dealership and earns a 3.25% commission on every vehicle he sells. How much commission would he earn on a truck that sold for $52,500? Round to the nearest cent.
$1706.25
*Find the Simple Interest.
Principal: $2700
Rate: 3.25%
Time: 4 years
$351
*Lena bought 40 tickets to use at a carnival. She used some of the tickets to ride the bumper cars and play some games. Now she has 24 tickets left. What is the percent of decrease in the number of tickets that she has?
40%
*For large parties at a certain restaurant, a tip of 20% is automatically included on the bill. Show whether the following tip is correct for a 20% gratuity. If the tip is incorrect, then find the correct amount. Round to the nearest cent if necessary.
Dinner: $161.12
Tip: $35.45
No, $32.22
An electronics store is having a 15% off sale. If a pair of headphones is normally $31.99, what is the sale price? Round to the nearest cent.
$27.19
*Miguel wants to earn at least $750 this month in commission. What is the minimum amount he needs to sell if he earns a 2.3% commission on everything he sells? Round to the nearest dollar.
$32609
*Find the Simple Interest.
Principal: $1950
Rate: 3%
Time: 4 years
$234
*Noelle estimated that there would be 21 members in her bicycle club by the end of summer. There were actually 25 members at the end of summer. What is the percent error of Noelle’s estimate?
16%
*Mei paid $1.64 in sales tax on a purchase of $20.50. What is the sales tax rate?
8%
Find the percent of the discount. Round to the nearest percent.
Regular Price: $789.60
Sale Price $617.16
22%
*Lucia bought some art supplies from an online retailer. The retailer charges a $4.95 shipping fee or 5.75% of the total purchase, whichever is greater. If Lucia's total purchase is $78.99, how much shipping will she pay?
$4.95
Find the total cost.
Principal: $1400
Rate: 7.5%
Time: 18 Months
$1557.50
*Alejandro is training to try out for the wrestling team at his school. Each week he records the number of sit-ups he can do in 1 minute so that he can track his improvement. The table shows his results over the first 3 weeks.
Week/Number of Sit-Ups
1/40
2/47
3/52
Find the percent of change from Week 1 to Week 2 and from Week 2 to Week 3. Round to the nearest tenth percent if necessary.
PT 1 17.5%
PT 2 10.6%
*Cassie wants to purchase a pair of binoculars that is on sale for $155.75. The sales tax rate in her county is 7%. How much will Cassie pay in all for the pair of binoculars after sales tax is included? Round to the nearest cent if necessary.
$166.65
*The wholesale cost of a dining room table at a furniture store is $1,115.80. The markup for the table is 20%. What is the markup of the dining room table?
$223.16
*Mrs. Montgomery earns a 6.5% commission on her total sales. Last month, she had sales of $55,780. How much commission did Mrs. Montgomery earn last month?
$3625.70
Find the total cost.
Principal: $2700
Rate: 8.2%
Time: 3 months
$2755.35