[計量] 問簡單的計量 xD
1. which of the following numbers in NOT the sum of
three consecutive odd integers?
a. 15
b. 75
c 123
d. 297
e. 313
ans: e
2. sixty-eight people are sitting in 20 cars and each car
contains at most 4 people. what is the maximum possible number of cars that
could contain exactly 1 of the 68 ppl?
a.2
b.3
c.4
d.8
e.12
ans. c
直覺是不難的題目
但是我想不出來解法 XD
希望好心人能解答一下
謝謝 ^^!!
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◆ From: 118.166.44.39
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10/20 22:37, , 1F
10/20 22:37, 1F
※ 編輯: lakoff 來自: 118.166.44.39 (10/20 22:47)
※ 編輯: lakoff 來自: 118.166.44.39 (10/20 22:48)
※ 編輯: lakoff 來自: 118.166.44.39 (10/20 22:50)
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10/20 23:16, , 2F
10/20 23:16, 2F
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10/21 12:32, , 3F
10/21 12:32, 3F
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