Break.com is an ad-supported video-sharing website. Its advertisers can choose to have their ad displayed for some amount of time on a particular page within the website. Break.com charges per impression made of an ad, i.e., per visitor that sees the ad. The cost for displaying an ad is usually quoted in cost-per-thousand impressions (CPM). For the homepage, the CPM is $9. The number of visitors per day to Break.com is random. Break.com claims that over the past 60 days the average number of visitors to the homepage per day is 1 million. Furthermore, Break.com claims the population standard deviation is 0.25 million. Calculate a 95% confidence interval for the average number of visitors to the homepage per day.

The average price of a certain model of piano in 1995 was $18500. In 2012 the average price of the piano was $25900. What is the percentage increase in the average price of the piano

If the cost of a cell phone in Alberta was $525 (including the 5% GST), calculate the cost of the same cell phone in Ontario (including the 13% HST in Ontario). Round to the nearest cent

Acme Plumbing and Heating charges $45 for a service call plus $30 per hour.  If the company estimates that a certain job will cost at least $255, how long will the job take?

On January 1, 2009, Jayla owed $6,073 to her friend Stacey, who was kind enough not to charge Jayla any interest. Each month during 2009, Jayla paid Stacey some of the money she owed. If Jayla still owed Stacey $3,253 on January 1, 2010, what was the average amount of Jayla's monthly payments? $

Two cars with the same purchase price are not worth the same amount at the end of the year. Some cars depreciate faster than others. A truck depreciates at 45%45% and a Jeep depreciates at 25%25% per year. Assume the initial purchase price is $19,000.$19,000. Use a spreadsheet to determine how much more the Jeep is worth in three years.

The rental agency will earn a maximum income of $ when it charges s per day.

A company observed a 6.5% increase in the number of injury claims for the forestry section in 2013 compared to 2013. Of the total injury claims for this sector in 2013, 73% were for short-term disability. If there were 1026 short-term disability claims from the forestry sector in 2013, how many injury claims were there for this sector in 2012?