1. A school has 300 students. If the ratio of boys to girls is 31 to 44, how many more girls are there in the school?

2. At a small college, the ratio of men to women is 9:4. If there are presently 720 women, how many additional women would it take to reduce the ratio of men to women to 2:1?

3. A room is 16 feet, 8 inches long, and the ratio of the length to the width is 4 to 5. What is the width of the room?

4. In a bag of blue and yellow candies, the ratio of blue candies to yellow candies is 3:5. If the bag contains 60 yellow candies, how many blue candies are there?

5. There are 16 ducks and 9 geese in a certain park. Express the ratio of ducks to geese in all three formats.

6. In a park, the ratio of ducks to geese is 16 to 9. How many of the 300 birds are geese?

7. A bucket holds 4 quarts of popcorn. If 1/3 cup of corn kernels makes 2 quarts of popcorn, how many buckets can be filled with the popcorn made from 4 cups of kernels?