8 Answered Questions for the topic Math 123

07/12/19

How do I find unit rates?
Online jewelry sales have increased steadily over the last 10 years. In 2003, sales were approximately 2 billion dollars, and in 2009 they were approximately 14.7 billion.(i) Find the unit rate at... more
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07/09/19

How do I create exponential equations?
A colonial settlement started with 500 people and food sources adequate to feed 500 people. They are able to expand their resources to feed 30 additional people each year. The population is growing... more
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02/22/15

Can anybody get these two word problems? There simpler but for some reason I cant get it. Thank you!
1) Candy and Tim share a paper route. It takes Candy 80 min to deliver all the papers, and it takes Tim 70 min. How long does it take the two when they work together?     2) Stan and Hilda can... more
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02/22/15

Can anybody help me with this word problem? Thank you!
A rectangular garden is 9 ft longer than it is wide. Its area is 580 ft2. What are its dimensions?
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02/22/15

Need math word problem help please!! Thank you!
A square plot of land has a building 70 ft long and 60 ft wide at one corner. The rest of the land outside the building forms a parking lot. If the parking lot has area 5,800 ft2, what are the... more
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02/22/15

Math word problem can anybody help please? Thank you!
A woman earns 10% more than her husband. Together they make $66,990 per year. What is the husband's annual salary?
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02/22/15

I am absolutely honorabl at math and word problems please help!
Phyllis invested $9,500, a portion earning a simple interest rate of 3 1/4 % per year and the rest earning a rate of 3% per year. After one year the total interest earned on these investments was... more
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Math 123

02/02/15

there are approximately 314 million people in the U.S. if the world population is 7.1 billion people, what percent of the world population is in the U.S.?
just need to know how to set up this question, it has been a while since iv done story problems like this.. HELP! 
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