Mathematics, 29.01.2020 12:56 rockinrachel9099
The number of nails of a given length is normally distributed with a mean length of 5.00 in. and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are between 4.97 and 5.03 in. long.
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Mathematics, 21.06.2019 16:30
Ineed if you could explain and give me the answer you! this needs done
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Mathematics, 22.06.2019 00:00
(50 ) mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.
Answers: 1
Mathematics, 22.06.2019 00:00
How many quarts of a 50% solution of acid must be added to 20 quarts of a 20% solution of acid in order to get a 40% solution of acid?
Answers: 2
The number of nails of a given length is normally distributed with a mean length of 5.00 in. and a s...
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