=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)=)
All you have to do is add how much she withdrew to how much she has left.
548 + 225 = 773
So Brita originally had $773 in her account.
The correct formula would be C
multiply principle ( $800) by (1+interest rate as a decimal) to the power of number of years
so you would have 800 x (1+0.03)^7
68/18 = 3.77 miles to the gallon
754/3.78 = 199.47 gallons