Consumer - Markups, Discounts, Taxes, Tips, and Unit Rates

Consumer Math
Mark-ups, Discounts,
Taxes, Tips, and Unit Prices

​Example:

Price divided by the number of units.

​To Calculate:

Unit Prices

Multiple Choice

Will spent $3.75 for 3 pounds of granola. What is his unit rate in dollars per pound?

• $.50 per pound

• $1.25 per pound

• $3 per pound

• $2.50 per pound

Multiple Choice

Calculate the better buy.

• 2-ounce bottle of soap for $1.80
• 8-ounce bottle of soap for $7.28

Example:

• Multiply the total bill by the sales tax percent. This will give you the amount of tax owed.

• If you need the total owed you will have to add it back to your total.

To Calculate:

Sales Tax

Multiple Choice

How much will you pay for a hat that costs $24.99 if tax is 7.5%?

• $26.86

• $28.68

• $43.73

• $1.87

​Example:

• Take the prices of items and multiply by the number of that item ordered.

• Add all prices to get total.

To Calculate:

Menu Subtotal

Fill in the Blanks

Multiple Choice

Mary buys 2.16 pounds of ham for $4.76 per pound and 2.30 pounds of cheese for $3.37 per pound. She gives the clerk $20.00. If there is no sales tax on these items, how much change should she receive?

• $18.03

• $1.97

• $10.28

• $7.75

Example:

• Multiply the total bill by the tip percent. This will give you the amount of the tip.

• If you need the total owed you will have to add it back to your total.

To Calculate:

Tips

Fill in the Blanks

Fill in the Blanks

Multiple Choice

Marina's bill for dinner totals$38.65 including tax. she leaves 20% tip. If she pays with $100 bill, how much change will Marina receive?

• $53.62
• $7.73
• $46.38
• $ 75.00

Example:

• Multiply the original (wholesale) price by the percent.

• Then add the amount back to the price.

• Your new amount is the retail price.

To Calculate:

Mark-Ups

Multiple Choice

What is the retail price for a shirt that a store buys for $10 after a 30% markup?

• $7.00
• $3.00
• $13.33
• $13.00

Multiple Choice

The price of a dress is $120.00. The store marks it up 40%. What is the total? 

• $178.88
• $86.00
• $168.00
• $1

Example:

• Multiply the original price by the percent.

• Then subtract the amount from the price.

• Your new amount is the sale price.

To Calculate:

Discounts

Multiple Choice

A bookstore sells a novel for $4.50. The percent discount is 25%. Find the novel's sale price. Round to nearest cent if necessary.

• $1.25

• $3.25

• $3.38

• $5.63

Multiple Choice

Sam bought an $85.00 jacket for 40% off of the regular price.  How much did he pay for the jacket? 

• 75
• 51
• 36
• 34

Find the percent mark-up or discount

​Example:

• % = Difference / original * 100

• If you get a negative number for the difference just change it to a positive

​To Calculate:

Multiple Choice

Derrick went to the clearance rack at a department store and found a shirt he wanted to buy.  The shirt was $36.00 and is on sale for $24.00.  What is the percent of the decrease?

• 33%

• 67%

• 50%

• 34%

Multiple Choice

The regular price of a scooter is $65.50. It is on sale for $52.40. What is the percent decrease from the regular price to the sale price of the scooter? 

• 35%
• 25%
• 30%
• 20%

Multiple Choice

Mrs.Mroc has 35 students in her science class.If her class increases to 42 students next year, what will be the percent of change?

• 20%
• 75%
• 93%
• 33%

Double Discounts

​Example:

• Find the first discount price by multiplying and subtracting (see discount slide). This is the new sale price.

• Find the second discount price by multiplying and subtracting from the new sale price.

​To Calculate:

Multiple Choice

Cisco is shopping at GameStop. He finds a new game he wants for $59.99 which he can get for 10% off for being a PowerUp member. He also has a coupon for an additional 10% off. How much will Cisco pay for the game?

• $48.59

• $47.99

• $59.39

• $53.99

Multiple Choice

Toys R' Us has a 'Going Out of Business" sale where everything in the store is 30% off. In addition, you have a coupon to get an additional 20% off one item. If the scooter you want to buy costs $78.99 before the store sale, how much will you end up paying for it if you use your coupon?

• $39.50

• $44.23

• $23.70

• $55.29