Math survey

Bel from 5D
What’s the medium of those numbers 5, 65, 13, 71, 44, 28
59
72
30
36
1cm3=?mm3
10
100
1000
10000
There is a cuboid length 8 width 6 hight 4. What is the surface area of this cuboid?
    ____________
What is the mean of those number? 11, 29, 31,18, 24, 27, 15, 19
    ____________
0.06m3=?cm3
60
600
6000
60000
A cuboid with length 8 width 16 high 10. What is the volume of this cuboid?
    ____________

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