Answer:
15x is your answer. Hope this helps.
He will need 10.5 turkeys and a very large oven.
There are 256 possible combinations of fireworks, if they can be repeated in each 4 firework combinations.
If they cannot be repeated, there are 24 possible combinations.
<em>The moon is a sphere.</em><span><span><em> </em>
</span><span>
</span></span>