Mathematics, 10.07.2019 05:10 tamarahawkins834
One of two alternatives will be selected to reduce flood damage in a rural community in central arizona. the estimates associated with each alternative are available. use b/c analysis at a discount rate of 10% per year over a 20-year study period to determine which alternative should be selected. for analysis purposes only, assume the flood damage would be prevented in years 3, 9, and 18 of the study period. retention pond channel initial cost, $ 880,000 1,500,000 annual maintenance , $/year 92,000 30,000 reduced flood damage, $ 200,000 625,000
the δb/c ratio is?
Answers: 3
Mathematics, 21.06.2019 14:10, javier04052000
Rachel reads 1/5 of the pages of a book plus 12 pages on the first day. on the second day, she reads 1/4 of the remaining pages plus 15 pages. on the third day, she reads 1/3 of the remaining pages plus 18 pages. on the fourth day, she reads the remaining 70 pages. how many total pages are in the book?
Answers: 2
Mathematics, 21.06.2019 20:40, Nyasiahenry
The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?
Answers: 2
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