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Mathematics 12 Online
OpenStudy (anonymous):

Please help, can't figure out this problem. The following table contains data from a study of two airlines which fly to Smalltown, USA. Number of on Number of late time flights. flights. Podunk Airlines 33 6 Upstate Airlines 43 5 If a flight is selected at random, find the probability that the flight will arrive on time and that they fly with Upstate Airline.

OpenStudy (anonymous):

76/87 33 + 43 33 + 43 + 6 + 5

OpenStudy (anonymous):

did i help?

OpenStudy (mathstudent55):

The total number of flights is: 33 + 6 + 43 + 5 = 87 Of those, only 43 are Upstate Airlines and on time. P(Upstate & on time) = 43/87

OpenStudy (anonymous):

Thank you both! Sorry I didn't respond a couple of hours ago, I had to go out.

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