Question 1180013
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As usual,  all calculations of the so called  "tutor"  @mananth are incorrect.


Below I presented my calcs using  Excel for you to compare with.


<pre>
   T   A   B   L   E 

day    sold     cumulative 
       boxes    total
---------------------------
1	6	6
2	14	20
3	22	42
4	30	72
5	38	110
6	46	156
7	54	210
8	62	272
9	70	342
</pre>


Sometimes, &nbsp;it seems to me that the mentioned above so called &nbsp;"tutor" &nbsp;comes drank to the forum.