Mathematics, 03.04.2020 15:03, Peachyyyyyy24
Miss penny inherits £650. She decides to save some of the money and spend the rest. The ratio of saving to spending money is 9:4
How much does she save and how much does she spend?
Saving = ?
Spending Money = ?
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 23:00, BeautyxQueen
Who long does it take to drive 150 miles at 45 miles per hour
Answers: 2
Mathematics, 21.06.2019 23:30, webbhlharryteach
Ateacher wanted to buy a chair, a bookshelf, two tables and a desk. she spent $900 for all five items and the chair and the desk combined 70% of her total. if the bookshelf cost $50, how much did each of the tables cost?
Answers: 1
Miss penny inherits £650. She decides to save some of the money and spend the rest. The ratio of sav...
Mathematics, 06.10.2019 21:50
Biology, 06.10.2019 21:50
Mathematics, 06.10.2019 21:50
Computers and Technology, 06.10.2019 21:50
Mathematics, 06.10.2019 21:50