11. Which of the following is equal to \( 1+\frac{3}{4} \) ? Circle the correct answer cholce. (A) \( \frac{4}{3} \) (B) \( \frac{2}{4} \) (C) \( \frac{1}{3} \)

\( \begin{array}{l}A=(-1)+(-1)+(-1)+(-1)+(-1) \\ B=(-1)-(-1)-(-1)-(-1)-(-1) \\ \text { determine } A+B\end{array} \)

The price of a gallon of orange juice went from \( \$ 2.75 \) to \( \$ 4.80 \). What is the percent of increase? Round to the nearest percent. \( 57 \% \)

You are looking at tickets for the next Taylor Swift concert that is sure to sell out the closest NFL stadium to you. For the seats you're considering, the base price is \( \$ 550 \). If Ticketmaster charges fees equal to \( 35 \% \) of the base price of the ticket, how much will you be paying in fees? Round to the nearest cent.

Put \( \frac{19}{25} \) in percent notation.

(2) \( 4 \times 45 \)