Mathematics, 29.01.2020 08:53 lucia87
An oil company wishes to run a pipe from point a on the shore to point b on the island (see figure). the island is 5 miles from shore. it costs $1,000 per mile to run cable on land and $2,000 per mile underwater. assume that the cable starts at point a and runs along the shoreline, then angles at point d and runs underwater to the island. if the total cost is represented by c(x) = 1000(8 - x) + 2000
x2 + 25
, find the total cost if seven miles of the pipe are underwater.
a) $11,005.58
b) $15,000.00
c) $15,266.55
d) $17,101.02
Answers: 1
Mathematics, 21.06.2019 22:40
Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.
Answers: 3
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