Volume of cuboids

This task is about working out the volume of some cuboids.
boxes.png
[Not drawn to scale]
Sarah found two boxes to pack things in. The dimensions of each box are shown above.

Question 2Change answer

a)  What is the volume of 
     i)   Box A?  cm3

     ii)  Box B?  cm3

Question 2Change answer

b)  Sarah was packing small parcels into two large boxes to post overseas.
     What is the greatest number of small parcels with the dimensions 5 cm × 4 cm × 7 cm that Sarah could fit in Box A?