The answer should be true
If you divide 67 by 50 you are left with 1.34 if you turn that decimal into a percent it turns into 134%
To find the answer ,multiply 2 1/2 by 2/5
(2/5)*(2 1/2)=1
Therefore you should use 1 cup of flour.
I believe that the equation has X to the 2 power meaning that the answer for X is...
X= 10, and -10