Solve the problem.Anne and Nancy use a metal alloy that is 23.4% copper to make jewelry. How many ounces of a 18% alloy must be mixed with a 27% alloy to form 100 ounces of the desired alloy?
A. 60 ounces
B. 65 ounces
C. 42 ounces
D. 40 ounces
Answer: D
Mathematics
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~q
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What will be an ideal response?
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Solve the problem. Round to the nearest tenth when necessary.The roof of a building is in the shape of the hyperbola 
where x and y are in meters. Refer to the figure and determine the height h of the outside walls.A = 3 m
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Mathematics
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Mathematics