Respuesta :

Answer:

The arithmetic mean of two numbers is calculated by adding the two numbers together and dividing by 2.

Step-by-step explanation:

So, the arithmetic mean of 3/1​

and −5/2​

is:

3/1​+−5/2​​

2

Let’s calculate this:

15/5​−15/6​​=−15/1​​=−30/1​

     2                   2

So, the arithmetic mean of 3/1​

and −5/2​

is −30/1​