作者pinkdejavu (愛人不變朋友實在太難)
看板GMAT
標題Re: [計量] GWD5-11
時間Wed Oct 3 01:18:40 2007
the end of Feb, the business got 4x rakes
Mar.. 1/2x rakes out.. 7/2x rakes left.. need to pay 7/2x*0.1
Apr 1/2x rakes out.. 6/2x rakes left.. need to pay 6/2x*0.1
.
.
.
7/2x*0.1+6/2x*0.1+....
=1.40x
※ 引述《uuhambur (威爾柏 )》之銘言：
: Q11:
: A certain business produced x rakes each month form November through
: February and shipped x/2 rakes at the beginning of each month from March
: through October. The business paid no storage costs for the rakes from
: November through February, but it paid storage costs of $0.10 per rake
: each month from March through October for the rakes that had not been shipped. In terms of x, what was the total storage cost, in dollars, that the business paid for the rakes for the 12 months form November through October?
: A. 0.40x
: B. 1.20x
: C. 1.40x
: D. 1.60x
: E. 3.20x
: 請問此題怎解?THX
--
我恨你 恨自己 太愛你
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 61.229.130.14
1F：→ pinkdejavu:oops 慢了一步>"< 10/03 01:18
2F：推 leo700226:XD 10/03 01:19
3F：→ pinkdejavu:樓下還有一個更慢的 大家都很熱心耶 :D 好現象! 10/03 01:20
4F：推 vanillatown:唉挨打太慢了... 10/03 01:20
5F：→ pinkdejavu:文章錢越少得月前面出現 樓下太熱心了 :P 10/03 01:20
6F：推 leo700226:哈哈，P幣又不能吃，要是能抵at報名費就好了 10/03 01:22
7F：推 uuhambur:感謝大家阿~~是我自己太笨了 10/03 01:26
8F：→ uuhambur:一開始算成了3X 10/03 01:27