Mathematics, 10.10.2019 05:00 mantha0402
The distribution of passenger vehicle speeds traveling on a certain freeway in california is nearly normal with a mean of 73.7 miles/hour and a standard deviation of 4.77 miles/hour. (a) what percent of passenger vehicles travel slower than 80 miles/hour? (round your answer to two decimal places.) % (b) what percent of passenger vehicles travel between 60 and 80 miles/hour? (round your answer to two decimal places.) % (c) how fast do the fastest 5% of passenger vehicles travel? (round your answer to four decimal places.) mph (d) the speed limit on this stretch of the freeway is 70 miles/hour. approximate what percentage of the passenger vehicles travel above the speed limit on this stretch of the freeway. (round your answer to two decimal places.)
Answers: 2
Mathematics, 21.06.2019 21:30, bjbass899
40) linda was making chocolate truffles for the first day of school. the recipe for 20 chocolate truffles is: i cup of cream 2 cups of dark chocolate she noticed this will not be enough truffles for the 42 sure that all students in each homeroom next year. to be sure that all students receive a truffle, linda must adjust her recipe. a. complete the recipe for 42 truffles cups of cream - cups of dark chocolate work:
Answers: 2
Mathematics, 22.06.2019 00:30, lazybridplayer
Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations
Answers: 1
The distribution of passenger vehicle speeds traveling on a certain freeway in california is nearly...
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