Mathematics, 21.11.2019 21:31, inucornspineapple
This is worth 40 points lucy has a jewelry business. to make a certain necklace, she spends $3.38 on materials and $5.57 on labor. she then sells the necklace for $15.99. lucy’s profit on the necklace is equal to the sale price minus the cost of materials and labor.
(a) how much profit does lucy earn when she sells a necklace? what fraction of the sale price of the necklace is profit? record your answer as a fraction using whole numbers.
(b) what decimal of every dollar of the sale price of the necklace is profit? show your work. round your answer to the nearest hundredth.
(c) lucy collected $223.86 selling necklaces at a craft fair. how many necklaces did lucy sell? how much profit did she earn? show your work.
Answers: 1
Mathematics, 21.06.2019 18:00, hendersontianna05
Pat listed all the numbers that have 15 as a multiple write the numbers in pats list
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Mathematics, 22.06.2019 00:00, kenzielema12
Suppose that g(x)=f(x+9) which statement best compares the graph of g(x) with the graph of f(x)
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Mathematics, 22.06.2019 03:40, calibaby1220
Assume that females have pulse rates that are normally distributed with a mean of mu equals 72.0 beats per minute and a standard deviation of sigma equals 12.5 beats per minute. complete parts (a) through (c) below. a. if 1 adult female is randomly selected, find the probability that her pulse rate is between 65 beats per minute and 79 beats per minute. the probability is? b. if 16 adult females are randomly selected, find the probability that they have pulse rates with a mean between 65 beats per minute and 79 beats per minute. the probability is? c. why can the normal distribution be used in part (b), even though the sample size does not exceed 30?
Answers: 3
This is worth 40 points lucy has a jewelry business. to make a certain necklace, she spends $3.38 on...
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