Fill in the blank and animate how f

Fill in the blank and animate how far the box sinks with the each additional weight of 400 kg.
Draw dimension line as well as provide the values of hsubmerge and habove water in the picture
in each additional weight also! In each frame, also show the detailed calculation too

ผลลัพธ์ (อังกฤษ) 2:

How Far fill in the Blank and animate the box sinks with the weight of 400 kg each Additional.
Draw Dimension line As well As the values ​​of Hsubmerge and provide Habove Water in the Picture
in each Additional weight also! In each frame, also show the detailed calculation too.