Molly is baking for the Moms and Muffins event at her school. She will bake 4 batches of banana muffins. She needs \(1\frac{3}{4}\) cups of bananas for each batch of  muffins.

Part A
Molly completed the multiplication below and said she needed 8 cups of bananas for 4 batches of muffins. What is Molly’s error?

\(\begin{align}
4\times1\frac{3}{4}&=4\times\frac{8}{4}=\times\frac{32}{4}=8\\
\end{align}\)

Part B
What is the correct number of cups Molly needs for 4 batches of muffins? Explain how you found your answer.

Which fraction is a multiple of \(\frac{1}{9}\) ? Mark all that apply.

Mimi recorded a soccer game that lasted \(1\frac{2}{3}\) hours. She watched it 3 times over the weekend to study the plays. How many hours did Mimi spend watching the soccer game? Show your work.

Theo is comparing shark lengths. He learned that a horn shark is \(2\frac{3}{4}\) feet long. A blue shark is 4 times as long. Complete the model. Then find the length of a blue shark.

A blue shark is ____ feet long.