Mathematics, 25.11.2019 17:31 johnross17
After winning the lottery, you decide to buy your own island. the island is located 1 km offshore from a straight portion of the mainland. there is currently no source of electricity on the island, so you want to run a cable from the mainland to the island. an electrical power substation is located 4 km from your island's nearest location to the shore. it costs $43 thousand per km to lay a cable in the water and $30 thousand per km to lay a cable over the land. what is the minimum cost to lay a cable to your island in thousands of dollars?
Answers: 2
Mathematics, 21.06.2019 22:30
The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.
Answers: 2
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