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A number is to be selected at random from the integers from 100 through 999.

Quantity A

The probability that exactly two adjacent digits of the number selected will be the same

Quantity B

$$\frac{1}{5}$$


At a research organization, a committee consists of 3 members from department A, 3 members from department B, and 3 members from department C. From the committee, 2 different members will be selected at random to attend a conference. What is the probability that both of the members selected will be from department C?
A certain group of 10 people consists of 5 men and 5 women. From this group, 2 people are to be selected at random. The probability that the 2 people selected will consist of 1 man and 1 woman is equal to p.

Quantity A

p

Quantity B

$$\frac{1}{2}$$


Of the 7 guests at a party, 3 are close friends of the host and 4 are acquaintances of the host. At the end of the party,the host will randomly select 2 different guests to win prizes. What is the probability that both of the prizewinners will be among the 3 close friends of the host?
Two different integers, x and y, are to be selected at random from the set of positive integers less than 100.

Quantity A

The probability that both x and y will be even

Quantity B

The probability that x+y will be even


S={0, 1, 2, 3, 4, 5, 6, 7, 8, 9}

A two-member subset {k, m} of the set S shown above is to be selected at random. What is the probability that the members of the subset will satisfy the equation |k – m| = 2?
If a four-digit number is to be formed from the digits 1, 2, 3, and 4 by selecting each digit at random and using each digit only once, what is the probability that the number formed will be greater than 3,000?
The _____________________ between the agent and his former client is surprising given that the agent had been so recently taken unawares by the client' s decision to leave for another agency.
The deep-ocean environment, in which potential prey may be _______________, is the primary domain of sit-and-wait predators, since active hunting would require excessive energy expenditure for the majority of species.
The author quotes WalkingStick' s remark on "primal people" primarily to
The ______________ nature of the rock musical's narrative is not readily apparent: the heart, humor, and unquenchable good spirit in the songs keep one from noticing that the story itself seems almost an afterthought.
When we pay attention, our brains release cholinergic transmitters in a rather _____________________ manner, targeting only those particular parts of the brain that are processing information about the event we are atrending to.
According to the passage, which of the following is a reason that the "explanation is deficient"?
It can be inferred from the passage that in the past psychologists believed that
The synthesized tracks of Donna Summer' s 1977 "I Feel Love" made the song ________________, popularizing the idea that electronic music could be danceable and,more radically,that dance music should be electronic.

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