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發表於 2008-1-24 12:46 AM
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$5 x durian + $1 x mango + $0.05 x rambutan = 100
7 }: x" \! V- }" q b* wNo. of durian + No. of mango + No. of rambutan = 100
7 n) x. V0 b2 I0 C {1 n# w公仔箱論壇These give ) L% } o! k& G. \7 N
19 durians, 1 mango and 80 rambutans |
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