Dividing and Multiplying Fractions and Whole Numbers

What did Sally do wrong when solving the following problem?

The first step in the following problem $$\frac{5}{6}\ \ \times\ \ \ \frac{2}{5}$$ is to see if you can cross reduce.

(a)  

1/3 ÷ 4

Javier has 2 pies that he wants to cut into sixths. How many 1/ 6 pieces will Javier have?

There is 1/3 of a pan of brownies left. Four children are going to share it equally. What fraction of the whole pan of brownies will each child get?

Janelle divides 3 pieces of paper into fifths. How many fifths does she have?

What expression represents the situation above?

What is the quotient?

(a)  

Damian has a piece of string that is 3 feet long. He cuts it into pieces that are ¼ foot long. How many pieces does of the string does he cut?

Jenny spent 7 days at Grandma's house last summer. Her sister spent ⁶/₇ of that time at Grandma's. How many days did Jenny's sister spend at Grandma's house last summer?

(a)