Mathematics, 13.04.2021 01:40 gabbym39077
The amount of time a certain brand of light bulb lasts is normally distributed with a
mean of 1400 hours and a standard deviation of 85 hours. What percentage light
bulbs last between 1310 hours and 1470 hours, to the nearest tenth?
Answers: 3
Mathematics, 21.06.2019 17:00
Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.
Answers: 1
Mathematics, 21.06.2019 18:30
The clayton family’s pool has vertices at the coordinates (0, 2), (0, 5), (2, 5), (2, 6), (5, 6), (5, 1), (2, 1), and (2, 2). if each grid square has an area of 9 square feet, what is the area of the pool?
Answers: 1
Mathematics, 21.06.2019 20:00
If the simple annual interest rate on a loan is 6, what is the interest rate in percentage per month?
Answers: 1
Mathematics, 22.06.2019 00:00
Which of the following will form the composite function?
Answers: 1
The amount of time a certain brand of light bulb lasts is normally distributed with a
mean of 1400...
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