[計量] 請教一題計量
The toll for a certain bridge is $0.15 or 1 token. Tokens are sold in packs of
40 for $4.00.
The percent saved on 40 trips across the bridge if a token,
rather than $0.15, is used to pay each toll
跟
66 2/3%
比大小
為什麼是66又3分之2比較大啊????
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08/01 00:33, , 1F
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