Mais younger brother tells her that 10/7 is equal to square root of 2. Mai knows this can’t be right because 10/7 is rational and square root of 2 is irrational. write an explanation that Mai could use to convince her brother that 10/7 cannot be the square root of 2.

Step by step expontion

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