Question 1148333
.
<pre>

Let x = number of pies she started with.


Then from the condition, you have this equation


    x - {{{(3/5)x}}} - {{{(1/10)x}}} = 36.


To solve it, multiply both sides by 10.


    10x - 6x - x = 360

    3x = 360

     x = 360/3 = 120.     <U>ANSWER</U>
</pre>