15 of the 50 students in the cafeteria were eating broccoli. What percent of the students ate broccoli? If 100 percent of the students ate broccoli, how many ate it?

In a town of 3,000 people, 600 are over 50 years of age and 400 are left-handed. It is also known that 15% of all left-handers in the town are over 50 years of age. How many people in the town are left-handed, over 50 years of age, or both?

At an ice cream shop, 145 customers were surveyed about what flavor is their favorite. The results of the survey are in the table below. Favorite Flavor - Number Chocolate         -  87 Vanilla               -  40 Strawberry       -    16 What percent of students surveyed chose Chocolate as their favorite flavor?

During the packaging process for vegetables, spoiled vegetables are discarded by an inspector. In one day an inspector found that 8.8% of the 1125 pounds of vegetables were spoiled. How many pounds of vegetables were not spoiled?