Mathematics, 05.05.2020 05:23 1tzM3
1)There are 200 seats on the Boeing 747 flight from Dallas to Houston. Assume that the number of passengers who buy tickets but do not show up at the airport is normally distributed with mean 30 and standard deviation 15. The average price of a ticket is $475. The manager decides to overbook the flight. He estimates that it costs $800 on average to compensate for a customer if there are not enough seats. a. How many reservations should the manager accept
Answers: 1
Mathematics, 21.06.2019 16:00
Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?
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Mathematics, 21.06.2019 19:30
If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).
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Mathematics, 22.06.2019 01:50
If its non of them tell me..valerie took a day-trip. she drove from her house for a while and took a coffee break. after her coffee break, she continued driving. after 2 hours of driving after her coffee break, her distance from her house was 210 miles. her average speed during the whole trip was 60 miles per hour.valerie created the equation y−210=60(x−2) to represent this situation, where xx represents the time in hours from her coffee break and yy represents the distance in miles from her house.which graph correctly represents valerie's distance from her house after her coffee break?
Answers: 1
Mathematics, 22.06.2019 05:00
Mrs. robinson bought a novel at a bookstore on sale for 20% off its regular price of $29.99. mr chang bought the same novel at a different bookstore for 10% off its regular price of $25. which person received the better discount?
Answers: 1
1)There are 200 seats on the Boeing 747 flight from Dallas to Houston. Assume that the number of pas...
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