It is proved that the volume of stone = overflowing water.
Volume of overflow water = length * width * height (the height of overflow water here is 4cm).
So the volume of stone =20* 15*4= 1200 cubic centimeters.
A: The volume of the stone is 1200 cubic centimeters.
Question: Use IS-LM model to explain the decision of national income and interest rate.
A: When the factors affe