Need help don’t post link i won’t download them.

Think of it as five or above give it a shove. change the 5 or above to the right to a zero and add one to the number on the left.

The answer to the question is d

So don't take my word i'm not exactly a mathematical person but i would assume a. because while selling the soap every month you increase in sells so you would by 11 percent. the you would get the factor 0.89 which if i had to guess would be the monthly profit over 11 probably wrong tho