Mathematics, 28.05.2021 15:00 Destinationz
I need help with math question please someone smart the question is below
A local police force determined that drivers’ speeds on a stretch of roadin the county is normally distributed with a mean of 65 miles per hour and a standard deviation of 5 miles per hour.
Determine the probability of randomly selecting a driver who is traveling faster than 80 miles
per hour
Round your answer to two decimal places. Just input numbers without the percent sign (%). Example: 30.23% would be entered as 30.23
Answers: 3
Mathematics, 21.06.2019 17:30
When a rectangle is dilated, how do the perimeter and area of the rectangle change?
Answers: 2
Mathematics, 21.06.2019 19:30
The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)
Answers: 3
Mathematics, 21.06.2019 21:00
Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.
Answers: 1
I need help with math question please someone smart the question is below
A local police force de...
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