We are searching for a number that, when these operations are performed, will have an answer of 7. here are the operations: add 5, multiply by 3, divide by 4, and subtract 2.

The answer is 7 I think

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