1. 30cm
2. chica 12, mediana 24 y grande 48
3. melon 1 kg, piña 1kg, pera 4 kg y sandia 2kg
4.c
5.b
6.55 min
7.75m
8. 180-200km/hs
9. x=4
10. x=102
11. x=3
12.x=3
13. x=1.31
4.x=3/36
15. 7.5
16.0.99
17.x=14.39
18.66
19.3
20.337.5