Re: [計量] GWD5-11
看板GMAT (GMAT入學考試)作者pinkdejavu (愛人不變朋友實在太難)時間17年前 (2007/10/03 01:18)推噓4(4推 0噓 4→)留言8則, 4人參與討論串3/4 (看更多)
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
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