Question 945532
Bath  cubic feet for 1/2 tub=(6ft)(2.4ft)(2ft)(.5)=14.4 cu ft 
Shower (2.23 gal/min)(8 min)=17.84 gal V=(17.84 gal)(1 cu ft/7.5 gal)=2.38 cu ft
ANSWER: Comparing a bath and shower under the given conditions, a bath takes 12.02 cu ft more water than a shower.