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mikewahlberg
 2 years ago
Say you have 20 cases that have a different prize ranging from a car to a bucket. What is the probability that within the first 5 cases you don't open the car?
mikewahlberg
 2 years ago
Say you have 20 cases that have a different prize ranging from a car to a bucket. What is the probability that within the first 5 cases you don't open the car?

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DanL33
 2 years ago
Best ResponseYou've already chosen the best response.0odds of getting it with the first one are 1 in 20 on the second one however the odds are 1 in 19 the third is 1 in 18 fourth 1 in 17 fifth 1 in 16 can you work it out from here?

mikewahlberg
 2 years ago
Best ResponseYou've already chosen the best response.0so I would just multiply the odds of each pick?

DanL33
 2 years ago
Best ResponseYou've already chosen the best response.0remember that you're trying to work out the odds of not getting the car. the odds of not getting the car the first time is 1 in 19
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