1) Ryan picks 16 apples, Sammy picks 18 apples, and Tia picks 20 apples. They put 6 apples in each bag. How many bags can they fill?
2) Charles studied math this week on four days:
- Monday for 15 minutes
- Wednesday for 65 minutes
- Thursday for 30 minutes
- Sunday for 10 minutes
How long did Charles study math this week?
3) Kima has toy cars that are 3 inches long. How long are nine cars altogether?
4) Tran saved $5,500, and spent $750 to take a class. After the class, he earned $1,200. How much money does Tran now have?
5) The table shows the height of four mountains.
| Mountain | Height (meters) |
| Broad Creek | 8,051 |
| Himalchuli | 7,893 |
| K2 | 8,611 |
| Mount Everest | 8,800 |
What is the tallest mountain? How much taller is it than the next tallest mountain?
6) What is the shortest mountain? How much shorter is it than the tallest mountains?
7) Mount Kea is a volcano that makes an island in Hawaii. The volcano is 4,205 meters above the water. There is another 6,000 meters of the volcano below the water. What is the total height of the volcano?