Question

Mercy is sending a package of length 31 cm, width 12 cm and height 14 cm in the mail to her sister. She needs to find the volume of the box before sending the package _______ equation below would Mercy use to find the volume of the package.

1. V = 12 + 14+ 31 cubic cm    
2. V = 12 × 14 × 31 cubic cm    
3. V = (12 × 2) + (14 × 2) + (31 × 2) cubic cm    
4. V = (12 × 14) + 31 cubic cm