Mathematics, 30.07.2021 07:30 Nopernope11
The standard formulation used by the GreatCoat Paint Company for its interior wall paint enables a 1-gallon
can to cover 250 square feet. The company's research laboratory produces a new formulation, and
management is anxious to show that it covers the same area, not less. The experiment involves 20 cans of
the new formulation, and this sample gets mean coverage of 237 square feet with a standard deviation of 25
square feet. (17 pts)
Answers: 3
Mathematics, 22.06.2019 00:00
Jonathan puts $400 in a bank account. each year the account earns 6% simple interest. how much interest will be earned in 5 years?
Answers: 1
Mathematics, 22.06.2019 01:30
Mrs. julienās and mrs. castillejoās 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. julienās 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. castillejoās 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: 2
The standard formulation used by the GreatCoat Paint Company for its interior wall paint enables a 1...
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