Sales Tax, Tips, and Markups in 7th Grade Math

This video tutorial covers the concepts of sales tax, tips, and markups. It explains how to calculate sales tax using proportions, provides examples of calculating tips on restaurant bills, and discusses how stores apply markups to items for profit. The tutorial offers multiple methods for solving these problems and emphasizes the importance of understanding these concepts in everyday transactions.

What is the total cost of an item if the regular price is $100 and the sales tax is 7%?

• $100

• $97

• $107

• $110

If an item costs $200 and the sales tax is 5%, what is the total cost using the first method?

• $200

• $205

• $215

• $210

Using the second method, what is the total cost of an item priced at $50 with a 6% sales tax?

• $52

• $56

• $53

• $50

What is the total cost of a book priced at $30 with a 4% sales tax?

• $33.00

• $32.00

• $30.40

• $31.20

Calculate the total cost of a pen priced at $1.50 with a 5% sales tax.

• $1.55

• $1.60

• $1.58

• $1.50

What is the total bill if a customer wants to tip 20% on a $50 restaurant bill?

• $60

• $65

• $55

• $70

Is $30 sufficient to cover a $25 haircut with a 10% sales tax and a 15% tip?

• No, because the total cost is $31.25

• Yes, because the total cost is $30.00

• No, because the total cost is $32.50

• Yes, because the total cost is $28.75

If a store buys a product for $80 and marks it up by 25%, what is the selling price?

• $105

• $90

• $100

• $120

A store pays $150 for a basketball backboard and marks it up by 40%. What is the selling price?

• $220

• $210

• $230

• $200

What is the markup amount if a store buys an item for $50 and sells it for $75?

• $20

• $30

• $35

• $25