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Mathematics, 22.06.2019 06:30, kataldaine
Kari plans to sample 20 people of a population that contains 100 students. she wants to determine how many people wake up before 6 a. m. which sample is the most random?
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Mathematics, 22.06.2019 07:00, guzmangisselle
Last year, laura had $30,000 to invest. she invested some of it in an account that paid 7% simple interest per year, and she invested the rest in an account that paid 8% simple interest per year. after one year, she received a total of $2230 in interest. how much did she invest in each account?
Answers: 1
$205 DVD player; 6% markup...
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