A.4*3*7+1*3*4
D.4*6*1 and6*4*3
Answer:
we have :
volume of solid=volume of upper cuboid
+volume of lower
=l*b*h+l*b*h=6*4*3+6*4*1=96m³
now
A.
4*3*7+1*3*4=96[verified]
B.
4*6*7+1*3*3=177 [neglected]
C.
1*4*7+4*3*6=100[neglected]
D.
4*6*1+6*4*3=96[Verified]
E.
4*6*3+7*3*3=135[neglected]