题目列表

题目内容
$$m, n, p, r,$$ and t are integers. $$0 \lt m \lt n \lt p \lt r \lt t $$

Quantity A

The median of m, n, p, r, and t

Quantity B

$$\frac{m+n+p+r+t}{5}$$


A={7, 8, 9, 10, 11}
B={25, 26, 27, 28}
If a number $$x$$ is selected from set A and a number y is selected from set B, then $$x+y$$ can have how many different possible values?
How many 3-digit integers have an odd hundreds digit, an even tens digit, and a units digit that is different from the other two digits?
Boxes A, B, and C each contain colored pencils. Box A contains 7 pencils, 3 of which are red. Box B contains 6 pencils, 4 of which are red. Box C contains 7 pencils, 4 of which are red. One pencil is to be selected at random from each box. What is the probability that at least 1 of the 3 pencils selected will be red?
A bag contains 13 blue pens and 3 red pens. Two pens are to be randomly selected from the bag, one at a time and without replacement. What is the probability that both of the pens selected will be blue?


The figure shows a circle with center $$O$$ . If the measure of angle $ORP$ is 21.5 degrees, what is the measure of angle $PQR$ ?
([u]Note[u/]: The measure of an angle inscribed in a circle is equal to half the measure of the central angle that subtends the same arc.)
In the rectangular solid shown, $$BF=5$$ and $$AF=3$$ . If the volume of the rectangular solid is 84, what is the sum of the areas of $$△FGH$$ and $$△DEH$$ ?
The arithmetic mean and standard deviation of a list of numbers are 10.8 and 0.

Quantity A

The range of the numbers in the list

Quantity B

0


What is the greatest possible percent of people surveyed who use all of the methods listed?
If 30 percent of the people surveyed use both of the methods "exercise near home or work" and "exercise outdoors", what percent of people surveyed use at least one of the two methods?
The number of people surveyed who use the method "join a health club" is what percent greater than the number who use the method"exercise with friends or family"?

_____%
In the xy-plane, line $$k$$ passes through points $$(-2, 6)$$ and $$(4, 3)$$. What is the $$y$$-intercept of line $$k$$?
A group of computer users received an e-mail offering information about a computer service. Only 16 percent of the users responded to the offer for information. Eventually 46 of the users purchased the service, which represented 5 percent of those who responded to the offer for information. How many computer users received the e-mail offering information about the service?

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