The mean increases by two.
15+23+24+26+27+35 = 140
140/6 = 23.3
23+24+26+27 = 100
100/4 = 25
The mean roughly increases by 2.
Explanation is in the file
tinyurl.com/wpazsebu



- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
I hope that helps you out!!
Any more questions, please feel free to ask me and I will gladly help you out!!
~Zoey
<span>So, what you want is the biggest square that can evenly tile a space 240*300. The biggest possible number that can divide 240 and 300. Does that ring any bells? Maybe you should divide 240 and 300</span>