[計量] GWD-24-34
GWD-24-34
Q3.
In a certain game played with red chips and blue chips, each red chip has
a point value of X and each blue chip has a point value of Y, where X > Y
and X and Y are positive integers. If player has5 red chips and 3 blue
chips, what is the average (arithmetic mean) point value of the 8 chips
that the player has?
(1) The average point value of one red chip and one blue chip is 5.
(2) The average point value of the 8 chips that the player has is an
integer.
Q11.
An equilateral triangle that has an area of 9 3^1/2 is inscribed in a
circle. What is the area of the circle?
A. 6pi B. 9pi C.12pi D.9pi 3^1/2 E. 18pi 3^1/2
Q12.
During a 10-week summer vacation, was the average (arithmetic mean) number
of books that Carolyn read per week greater that the average number of books
that Jacob read per week?
(1) Twice the average number of books that Carolyn read per week was
greater that 5 less than twice the average number of books that Jacob
read per week.
(2) During the last 5 weeks of the vacation, Carolyn read a total of 3
books more than Jacob.
Q20.
Of the 32 students in a certain class, 15 are in a music club and 20 are in
a dance club. If 10 of the students are not in either club, how many of the
students are in only one of the two clubs?
Q26.
Does the decimal equivalent of P/Q, where P and Q are positive integers,
contain only a finite number of nonzero digits?
(1) P > Q
(2) Q = 8
(此題同GWD-17,但答案不一樣>"<)
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