Answer:
Draw your y and x axis , the y axis is going to be a vertical line while the x axis is going to be a horizontal line
The answer is 7.5 liters that should of evaporated
Volume of water in the glass = 3 x 2 x 4 = 24 cubic cm.
Volume of water plus the ring = 3 x 2 x 4.25 = 25.5 cubic cm.
Subtract the total with the ring from just the water:
25.5 - 24 = 1.5 cubic cm
I think it was for 2.33 cents??