Your patient has to have PT (physical therapy) exercises every 4 hours. Last exercise was done at 0000 . What time will he need PT next?

Answer:
0400
Explanation:
The patient needs physical therapy every 4 hours.
Time of last physical therapy = 0000.
The time of next therapy will therefore be:
[tex]\begin{gathered} 0000+0400 \\ =0400\text{ Hours} \end{gathered}[/tex]