Mathematics

Problem

34. Computer Imaging New Age Special Effects, Inc., prepares computer software based on specifications prepared by film directors. To simulate an approaching vehicle, they begin with a computer image of a

5-\mathrm{cm}

7-\mathrm{cm}

3-\mathrm{cm}

box. The program increases each dimension at a rate of

2 \mathrm{~cm} / \mathrm{sec}

. How long does it take for the volume

V

of the box to be at least 5 times its initial size?

Browse the problem library