Answer:
Solution given:
Volume of rectangular prism=length*breadth*height
for
1st one 4in,3in,6in
Volume=4*3*6=72cu.in
For second one 6in,3in,2in
Volume=6*3*2=36cu.in
For third one 4in ,5in,4in
Volume=4*5*4=80cu.in
For forth one 2in,9in,3in
Volume=2*9*3=54cu.in