To solve this problem, you simply need to divide 90 by 18, to find the number of paid months, then add the two free months.
So:

= 5 paid months
5 paid months + 2 free months = 7 months that you will be able to play
Hope this helped :)

the answer is 2
<h2><u>hope</u><u> it</u><u> helps</u></h2>
<u>see</u><u> the</u><u> attachment</u><u> for</u><u> explanation</u>
Lateral Area of a Cone = PI * radius * slant heightLateral Area=
<span>
<span>
<span>
188.4955592154 square inches
</span></span></span>
<span><span>
</span>
</span>
Total surface area = Lateral Area + Base AreaBase Area = PI * 25Base Area =
<span>
<span>
<span>
78.5398163397
</span></span></span>Total Area = <span>
<span>
188.4955592154</span> + </span><span>78.5398163397
</span>
<span>Total Area = <span>
</span>267.0353755551</span><span><span><span><span> square inches</span>
</span>
</span>
</span>
<span><span>
</span>
</span>
Source:http://www.1728.org/volcone.htm
You should expect to win at least 3 times.
Hope this helps!