Mathematics, 02.03.2021 01:00 daemonacoster
The function c(x) = 63. (1.03)* models the cost in dollars, a of 1 ounce of a certain chemical used in a laboratory. e represents the number of years since 1990. By what percentage per year does the cost of the chemical increase or decrease over time?
Answers: 1
Mathematics, 21.06.2019 21:40
The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?
Answers: 2
Mathematics, 21.06.2019 22:00
Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?
Answers: 1
The function c(x) = 63. (1.03)* models the cost in dollars, a of 1 ounce of a certain chemical used...
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