Posted by XL on .
Mrs.Lee poured 400 ml of water in a rectangular container with a square base.The square base's area is 40 cm2.What is the height of the container?

Maths 
MathMate,
Hint:
Volume = area of base * height
Knowing that 1 ml. of water occupies 1 cm³, then
400 cm³ = 40 cm² * height
Solve for height.