Large and small trucks are used to transport 29 tons of fruits to the city, large trucks are used to transport 5 tons each time, small trucks are used to transport 3 tons each time, and large and small trucks are used to transport several fruits at one time The answer is eight small cars and one big car,

The small truck went first and pulled seven cars. The total was 3 * 7 = 21. At the end, the small car and the big car walked together 5 + 3 = 8

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