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英语数学题期待详解Felix converted(兑换)$924.00 to francs before his tri

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英语数学题期待详解
Felix converted(兑换)$924.00 to francs before his trip to France.At that time,each franc was worth thirty cents.If he returned from his trip with 21 francs,how many francs did he spend?
英语数学题期待详解Felix converted(兑换)$924.00 to francs before his tri
The answer should be 3059 francs.
Solution:If each franc has the value of $0.3 then he would been able to pay 924/0.3=3080 francs for it.
If he returned from his trip with 21 francs,
he then must spent 3080-21=3059 francs.
So the answer's 3059.