**Answer:**

54 and 36

**Step-by-step explanation:**

when we add 54 and 36 we get 90 and when we subtract 54 from 36 we get the difference 18

At most, 20. 20 is the greatest common factor of all numbers.

<em>Greetings from Brasil...</em>

Just let's make a rule of 3....

$ %

18,000 ------- 100

X ------- 8

100X = 144000

X = 144000/100

<h3>X = 1440 (just commission)</h3><h3 />

So, in November her pay:

<h3>2400 (base pay) + 1440 (comission) = 3,840</h3>