Mathematics, 06.12.2019 10:31 bryce59
Aset of elementary school student heights are normally distributed with a mean of 105 centimeters and a
standard deviation of 10 centimeters. ikue is an elementary school student with a height of 90.4
centimeters.
what proportion of student heights are lower than ikue's height?
you may round your answer to four decimal places.
Answers: 3
Mathematics, 21.06.2019 23:00
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Mathematics, 21.06.2019 23:00
Graph the system of equations on your graph paper to answer the question. {y=−x+4y=x−2 what is the solution for the system of equations? enter your answer in the boxes.
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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 04:30
The radius of the sphere is 10 units .what is the approximate volume of the sphere use π=3.14
Answers: 2
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