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Classical problems of primary school mathematics
Xiao Wang: A-D, the third stop. Xiao Zhang: B-C, station 1. Xiao Li: B-D, the second stop. A ***3 people take 6 stops, 54÷6=9 yuan/each stop.

Xiao Wang: 9×3=27 yuan, Xiao Zhang: 9× 1=9 yuan, Xiao Li: 9×2= 18 yuan.

Another algorithm: Xiao Wang: 54×3/6=27 yuan, Xiao Zhang: 54× 1/6=9 yuan, Xiao Li: 54×2/6= 18 yuan.

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