The current inflation rate is 2%, and the nominal interest rate on a savings account is 1.3%. What is the real interest rate on the savings account? Select the correct answer. -2.0% 0 -0.7% O 0.7% O 1.3%

Answer asap and if you do you will get brainliest. catherine buys a gallon of ice cream from the store. after taking it home, she eats a fifth of a gallon of ice cream. her sister eats some of the ice cream as well. if two-thirds of the original amount of ice cream is left, then what fraction of a gallon of ice cream did her sister eat?