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The radius of a balloon has inflated to 12 cm in 4 seconds. What is the unit rate of inflation?

The radius of a balloon has inflated to 12 cm in 4 seconds. What is the unit rate of inflation?. What is the most economical plan for a customer who plans to use the internet for about 10 hours a month? Explain.

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The radius of a balloon has inflated to 12 cm in 4 seconds. What is the unit rate of inflation?

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  1. The radius of a balloon has inflated to 12 cm in 4 seconds. What is the unit rate of inflation?

  2. What is the most economical plan for a customer who plans to use the internet for about 10 hours a month? Explain.

  3. Mainly Pies spends $1.25 in advertising for every 20 pies it sells. Write a proportion and solve to find out how much the company will spend for 1000 pies.

  4. The ratio of store clerks to customers is 3 to 17. At 5:00 PM there are 442 customers in the store. How many clerks should there be?

  5. Find the sales tax to the nearest cent on a $25 pair of shoes with 5.75% sales tax.

  6. Find the total price to the nearest cent for a $250.00 saddle that is on sale for 30% off with a sales tax of 6.5%.

  7. Find the interest to the nearest cent for a principal of $4,329, an interest rate of 9.25%, and a time period of 18 months.

  8. Chaleah deposited $225.26 in a new account that earns 7.5% interest. How long will it take her to earn $52.67 in interest?

  9. On the average, 130 words are listed on one page of a dictionary. How many words would you expect to be listed on 520 pages?

  10. During his professional basketball career, Wilt Chamberlain averaged about 30.06 points per game for 1,045 games. How many points did he score in his career?

  11. Stewart buys 2.8 pounds of steak. If the steak costs $5.70 per pound, what is the total cost of the steak?

  12. The speed of the spine tailed swift has been measured at 106.25 miles per hour. At that rate, how far can it travel in an hour and a half?

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