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A spring whose natural length is 20 feet exerts a force of 7 pounds when compressed to 15 feet. How much work is done when the spring is stretched from 20 feet to 25 feet?
Answers: 2
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Shiny white dental insurance costs $258 per year. approximately one-third of insured people need a filling, which averages $110 each. 80% of insured people get a preventive check-up each year, and the average cost of this visit is $95. if you consider shiny white’s income and expenses, what is the expected value of each insured customer?
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A) if $50000 is invested in a bank account that pays 9.3% of interest compounded on a six-monthly basis, how much money will be in the account after 3 and 12 years? b) if matusalen's father had put $2.0 in the bank when he was born and there, how long would matusalen have had to his death (969 years later) if the interest was 7% per year composed each month and weekly?
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Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take
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A spring whose natural length is 20 feet exerts a force of 7 pounds when compressed to 15 feet. How...
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