anitaacan
04.02.2020 •
Mathematics
The probability of winning a prize at a school raffle is 0.62. what is the probability of not winning a prize
at the raffle?
a. 0.48 c. 3.8
b. 0.38 d. 38
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Ответ:
b. 0.38.
Step-by-step explanation:
You either win a prize or you don't. There are only 2 possibilities so the probability of not winning a prize = 1 - 0.62 = 0.38.
Ответ:
Step-by-step explanation:
You can multiply by 15, add 8, divide by 15. (Or, you could get there directly by adding 8/15 to both sides.)