Tammaso's family used 24.5 gallons of gas to drive 548.8 miles. How many miles did they drive for each gallon of gas?
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Answer:
A consumer organization estimates that over a 1-year period 16% of cars will need to be repaired once, 9% will need repairs twice, and 3% will require three or more repairs..
We have the cars that do not need repair =%
(16+9+3=28% cars need repair of some sort)
What is the probability that :
a) neither will need repair?
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b) both will need repair?
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c) at least one car will need repair?
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