Mathematics, 04.07.2019 05:30, roxyfranciscus
For a birthday party, mr. perkins orders 8 chocolate chip cookies and 16 sugar cookies. each cookie is the same price. he also picks up a cupcake for himself, which costs $2.75. the total bill is $44.03. what is the cost of a cookie?
Answers: 1
Mathematics, 21.06.2019 19:40, evarod
Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.
Answers: 3
Mathematics, 21.06.2019 19:50, claytonp7695
Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?
Answers: 1
Mathematics, 21.06.2019 20:20, SESDMANS9698
Select the correct answer from each drop-down menu. the length of a rectangle is 5 inches more than its width. the area of the rectangle is 50 square inches. the quadratic equation that represents this situation is the length of the rectangle is inches.
Answers: 1
For a birthday party, mr. perkins orders 8 chocolate chip cookies and 16 sugar cookies. each cookie...
Mathematics, 18.05.2021 01:20
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Mathematics, 18.05.2021 01:20