The approximate measurements of the great pyramid of khufu are shown below.
230 m
230 m
what is the surface area of the pyramid?
86,020m2
138,920 m2
224 940 m2
2592100

The correct awnser is 29.76 pounds.

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