[計量] 印度JJ四題(9/15)
大家好，有幾題讓我困惑好久，希望高手能夠幫忙。
(1) 解決了^_^
(2)
a man sells two houses,one at 20% loss on the purchase price and other at
20% profit on the purchase price. If the selling price of both is $192000
then what is difference between the sun of purchase price and $384000
(3)
If 67^43=p and 81^104=s, then
A units digit of p+s
B units digit of ps
(4)
If the height of triengle s is 5% less than the triangle r and if its base is
8% greater than r, then how much percent greater is the area of triangle s
compared to triangle r?
每次只要遇到誰比誰多多少百分比我都哭哭，每次都搞錯Q_Q
突然覺得Q好難....
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※ 編輯: funpi 來自: 111.251.164.231 (09/18 23:59)
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