Mathematics, 11.10.2019 06:00 EinsteinBro
Bella bought a small smoothie at the pointe coffee shop and gave the barista a 10% tip. she spent $2.75 in all. how much did the smoothie cost before the tip?
Answers: 2
Mathematics, 21.06.2019 18:30
What describes horizontal cross section of the right rectangle 6m 8m 5m
Answers: 1
Mathematics, 21.06.2019 19:40
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 21:10
Lines b and c are parallel. what is the measure of 2? m2 = 31° m2 = 50° m2 = 120° m2 = 130°
Answers: 2
Bella bought a small smoothie at the pointe coffee shop and gave the barista a 10% tip. she spent $2...
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