Mathematics, 08.03.2020 23:53 joejoefofana
Haley had 80 dollars. Spent 3/5 of it at the mall. Later, she went to the movies and spent 1/8. How much money does she have now?
Answers: 2
Mathematics, 21.06.2019 13:00
Write a division equation you could use to find a, the number of miles ava is in charge of. what is the value of a? write your answer is simplist form
Answers: 1
Mathematics, 21.06.2019 16:10
On new year's day, the average temperature of a city is 5.7 degrees celsius. but for new year's day 2012, the temperature was 9.8 degrees below the average. i) if a represents the average temperature on new year's day and 7 represents the temperature on new year's day 2012, what formula accurately relates the two values together? ii) what was the temperature on new year's day 2012? dt a 0.8 ii) - 4 1 degrees celsius da-t-98 ii) 59 degrees celsius 1) 7 = -9,8 11) 59 degrees celsius ii) l degrees celsius
Answers: 2
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
Haley had 80 dollars. Spent 3/5 of it at the mall. Later, she went to the movies and spent 1/8. How...
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