Percents Extra Practice

John purchased a laptop that was originally priced at $1200. He received a 15% discount on the laptop. After the discount, he had to pay a 10% sales tax. How much did John pay for the laptop in total?

If a company's revenue increased by 20% last year and the total revenue was $450,000, what was the revenue of the company the previous year?

A store is offering a 30% discount on all its products. If a shirt is now priced at $21, what was its original price?

A bakery sells cookies for $1 each. If the bakery decides to decrease the price by 20%, what will be the new price of each cookie?

If Lisa earns $800 per week after a 25% raise, how much did she earn per week before the raise?

If a house depreciates by 8% in value each year and was originally valued at $350,000, what will be its value next year?

John went shopping for office supplies. He purchased a desk, three chairs, and a lamp. The original price of the desk was $200, but it was on sale for 20% off. Each chair was priced at $50, but there was a buy two, get one 25% off deal. The lamp was originally $30, but John had a coupon for 15% off on lighting. If sales tax is 8%, how much did John spend in total for all his office supplies?$

A small business owner purchases handcrafted scarves wholesale for $5 each. They want to sell the scarves in their store to make a profit of $80 in total on the sale of 8 scarves. What percentage should the business owner mark up each scarf to achieve this profit?

The school cafeteria sells sandwiches for $5 each. Last week, they sold 200 sandwiches. However, due to increased demand, the cafeteria manager is considering raising the price by 15%. If the price increase is implemented, how many sandwiches must be sold to maintain the same total revenue as last week?

John is planning a road trip from Los Angeles, CA to San Francisco, CA, a distance of 360 miles. He drives at a constant speed of 60 miles per hour. However, due to road construction and meal stops, he estimates that his actual average speed will be 80% of his constant speed. What percentage of the total time will be spent driving versus on breaks? Round your final percentage to the nearest hundredth.