7th Grade Warm Up

What is the total cost with sales tax?
Price $30.10
Tax 7%

• $33.11

• $25.18
• $2.11
• $32.21

 A store pays $1.50 for a bag of candy.  If the store wants to mark-up the price 60%, for how much will the store sell the bag of candy?

• $0.60
• $2.40
• $0.90
• $6.00

Which is the better buy?

• A 4 pack of t-shirts for $2.24
• A 6-pack of t-shirts for $3.12
• An 8 pack of t-shirts for $4.24

Principal = $500
Interest earned in 4 years = $60.
Find the interest rate.

Original: 80

New: 52

• 35% decrease

• 35% increase

• 28% decrease

• 28% increase