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Ratios & Percentages

Ratios & Percentages

Ratios & Percentages: Dollars and Sense True or False

1. The price of a movie ticket has increased dramatically in the past twenty years. In the early 1990s, a ticket was approximately $5; now, the price per ticket is around $12. What is the percent increase? -> 140%
2. A local bookstore is giving 25% of all sales to a public school. If the school earned $2580, what were the total sales for the bookstore? -> $3225
3. All t-shirts are 10% off, and all sweaters are 20% off. You buy two t-shirts originally priced at $25 each and one sweater originally priced at $42. How much do you owe? -> $16.00
4. What is 10% of 20% of 30% of 100? -> 0.6
5. 48% of all students dread 1st period class. Out of 600 students, how many do NOT dread it? -> 312
6. You buy 3 books priced at $12.99, $8.99, and $15.99. After applying a coupon for 15% off and adding in a 7.5% sales tax, what is your total? -> $6.12
7. Every year, you make holiday cookies for all your friends. Last year, you gave 25 friends packages with 14 cookies each. This year, you made 30 packages with 10 cookies each. What was your percent change in total cookies made? -> 14% decrease
8. 50% of 50% of 50% of a number is 10. What is the original number? -> 80
9. At a restaurant, your bill comes to $25.60 before tax and tip. After first applying a 6.5% sales tax, and then a 20% tip, how much is your total? -> $32.70
10. If you invest $800 in an account that earns 5.9% annually, about how much will you have in 5 years? -> $829