Answer:
[tex]54[/tex]
Step-by-step explanation:
Formula for average A of two numbers m and n is:
[tex]A=\frac{m+n}{2}[/tex]
Substitute the value m=36 and n=72
[tex]A=\frac{36+72}{2}[/tex]
This is equivalent to:
[tex]A=\frac{108}{2}[/tex]
The average is:
[tex]A=54[/tex]