V=l⋅w⋅hw=3lw=2h3375=0.75 V3375=0.75V0.753375​=VV=45004500=lwh2w​=h→23l​=h4500=l(3l)(23l​)4500=29l3​9000=9l31000=l3l=10Now,,l=10w=3l=3(10)=30w=2h30=2h230​=hh=15The dimensions of the tank are length 10 cm, width of 30 cm, and height of 15 cm, so the correct answer is A.