Mathematics, 27.07.2019 22:00 bibi43232
25 pointsin cold climate areas, trucks are used to disperse salt on the roads in order to de-ice the roads, making them safe for travel. in some cases, cone- shaped sheds store the salt during the off-season, or until the roads need to be de-iced. this large salt storage shed sits 12 feet above the ground and holds approximately 51.4 cubic feet of salt. to the nearest hundredth of a foot, what is the radius of the large storage shed? use 3.14 for pi. in your final answer, include all of your calculations.
Answers: 1
Mathematics, 21.06.2019 12:30
The two-way table shows the number of people whose hobbies are reading or solving puzzles and who either ride a motorcycle or don’t ride a motorcycle. among people whose hobby is reading, what is the relative frequency of not riding a motorcycle? express your answer as a decimal, and round it to the nearest hundredth if necessary. enter your answer in the box. reading solving puzzles ride a motorcycle 7 3 don't ride a motorcycle 5 9
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 20:00
What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.
Answers: 1
Mathematics, 21.06.2019 20:10
Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52
Answers: 2
25 pointsin cold climate areas, trucks are used to disperse salt on the roads in order to de-i...
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