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julia-pushkina [17]
3 years ago
9

The probability that you will get grounded if you have a bad grade is 85%. The probability that you will get grounded and have e

xtra chores is 50%. What is the probability that you will have extra chores given that you are already grounded?
Mathematics
1 answer:
alexandr402 [8]3 years ago
6 0
If you are grounded, there are two options - you are only grounded or you have extra chores too. Therefore, at that point, there is a 100% chance of you already being grounded - we need to figure what percentage of 100 the extra chores is. To find that, we can do 50/85= around 59% percent
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