1. 1. Norine wants to buy a beaded necklace that is on sale for 10% off the marked price. If the marked price is $8.49, about how much will the necklace cost after the discount?

2. 2. Alice and Wagner ordered a pizza to be delivered. The total bill was $12.15. They want to give the delivery person a tip that is 20% of the bill. About how much should the tip be?

3. 3. A bicycle sells for $139.75. The sales tax is 8%. About how much will the total cost of the bicycle be?

4. 4. Peter has a coupon for 15% off the price of any item in a sporting goods store. He wants to buy a pair of sneakers that are priced at $36.99. About how much will the sneakers cost after the discount?

5. 5. All DVD’s are discounted 25% off the original price. The DVD that Marissa wants to buy was originally priced at $24.98. About how much will the DVD cost after the discount?

6. 6. Michael’s breakfast bill came to $7.65. He wants to leave a tip that is 15% of the bill. About how much should he leave for the tip?

7. 7. Betty and her family went out for dinner. Their bill was $73.82. Betty’s parents left a tip that was 15% of the bill. About how much was the tip that they left?

8. 8. A computer game costs $36.85. The sales tax rate is 6%. About how much will the total cost be for this computer game?

9. 9. Irene is buying party supplies. The cost of her supplies is $52.75. The sales tax rate is 5%. About how much will the total cost of her party supplies be?

10. 10. An electronics store is going out of business. The sign on the door reads “All items on sale for 60% off the ticketed price.” A computer has a ticketed price of $649, and a printer has a ticketed price of $199. What is the total cost of both items after the discount?