[計量] 有兩題計量想請問
其實我是看不懂他題目在講什麼..
1.When the sum of a list of prices is divided by the average (arithmetic mean)
of the prices the result is k.
What does k represent?
(A) The sum of the prices
(B) Half of the sum of the prices
(C) The average of the prices
(D) The number of the prices
(E) Half of the number of the prices
2.
Column A Column B
The number of 3-digit whole numbers 5
whose sum of the degits is equal to 3
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可以請問這兩題題目的意思是什麼嗎？？
感謝：）
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◆ From: 122.116.32.129
推
10/05 22:39, , 1F
10/05 22:39, 1F
推
10/05 22:40, , 2F
10/05 22:40, 2F
→
10/05 22:40, , 3F
10/05 22:40, 3F
推
10/05 22:43, , 4F
10/05 22:43, 4F
→
10/05 22:43, , 5F
10/05 22:43, 5F
→
10/05 22:43, , 6F
10/05 22:43, 6F
→
10/05 22:45, , 7F
10/05 22:45, 7F
→
10/05 22:51, , 8F
10/05 22:51, 8F
推
10/05 23:03, , 9F
10/05 23:03, 9F
→
10/05 23:05, , 10F
10/05 23:05, 10F
推
10/05 23:21, , 11F
10/05 23:21, 11F
→
10/05 23:22, , 12F
10/05 23:22, 12F
推
10/05 23:34, , 13F
10/05 23:34, 13F
→
10/07 00:42, , 14F
10/07 00:42, 14F
→
12/02 19:20, , 15F
12/02 19:20, 15F
→
04/13 23:50,
7年前
, 16F
04/13 23:50, 16F
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