[計量] 請教幾題(新東方)
今天做了新東方的數學快速突破 後面附的120題 突然覺得很驚慌
** What is the maximum number of cubes with sides of a
length that could fit inside a cube of length 2s?
(A) 8 (B) 16 (C) 32 (D) 64 (E) 128
ANS:D
**During a sale at an office supply store, for every box of paper clips
purchased for 15 cents, a second box can be purchased for 4 cents. How
many boxes of paper clip did Paul buy if he spent 91 cents on boxes of
paper clips?
(A) 6 (B) 7 (C) 8 (D) 9 (E) 10
ANS:D
**A group can charter a particular aircraft at a fixed total cost. If 36
people charter the aircraft rather than 40 people, then the cost per
person is greater by $12. What is the cost per person if 40 people charter
the aircraft?
ANS: $108
**The numbers in the list above are ordered from least to greatest.
If the average(arithmetic mean) is 2 greater than the median, what is
the value of X ?
(A) 22 (B) 20 (C) 17 (D) 16 (E) 15
ANS:A
**A certain five-member committee must be assembled from a pool of five women
--A, B, C, D and E, and three men-- X, Y, and Z, what is the probability
that the committee will include B, C, E, Y, and Z?
(A) 1/30 (B) 1/25 (C) 2/35 (D) 1/15 (E) 3/32
ANS:A
**The enrollments at college X and college Y both grew by 8 percent from 1980
to 1985. If the enrollment at college X grew by 800 and the enrollment at
college Y grew by 840, the enrollment at college Y was how much greater than
the enrollment at college X in 1985?
(A) 400 (B) 460 (C) 500 (D) 540 (E) 580
ANS:D
以上這幾題都是和朋友討論過後 覺得很有問題
不知道怎麼求出答案 或覺得答案超級怪的
麻煩板上高手行行好 幫個忙解答一下好嗎
先謝謝大家了!!
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