Multiply fractions and mixed numbers

Bella had to do  $3\ \frac{1}{3}$  hours of homework.  She spent  $\frac{2}{3}$  of that time working on math homework.  How long did she spend on her math homework?

Last week, Angus studied for 6 1/3 hours. This week, he plans to study 1/2 as much as he studied last week. How many hours does Angus plan to study this week?

 $11\ \times\ \frac{1}{9}\ =$  

Rosemary ran 2/3 of mile.

Sophie ran 3 times as far. How far did Sophie run?

A piece of land is 2 and 1/2 miles wide and 1/2 miles long. What is the area of the piece of land?

 $\frac{4}{4}\times\frac{3}{4}$  ___ $\frac{3}{4}$