Answer :
Length=3.5+w 7.8
Width=w 4.3
Height=3.5+0.5+w 8.3
97.5=(3.5+w)(w)(3.5+0.5+w)
97.5=7.5(3w)
final dimensions are bold
Width=w 4.3
Height=3.5+0.5+w 8.3
97.5=(3.5+w)(w)(3.5+0.5+w)
97.5=7.5(3w)
final dimensions are bold