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Use the information given in the figure.
How many are in A but not C?
The given figure is :
The values are
Problems 63–66 are based on a consumer survey of annual incomes in 100 households. The following table gives the data.
What is the probability that a household has an annual income between $10,000 and $29,999, inclusive?
List all the ordered arrangements of 5 objects a, b, c, d, and e choosing 3 at a time without repetition. What is P(5,3)?
In a certain Precalculus class, there are 18 freshmen and 15 sophomores. Of the 18 freshmen, 10 are male, and of the 15 sophomores, 8 are male. Find the probability that a randomly selected student is:
(a) A freshman or female
(b) A sophomore or male
A(n) _____________ is an ordered arrangement of r objects chosen from n objects.
If nA=15, nB=20 , nA∩B=10. find nA∪B.
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