Finding the Rate

What percent of 80 is 8?

What percent of 60 is 3?

What percent of 90 is 27?

What percent of 50 is 25?

What percent of 120 is 18?

What percent of 200 is 40?

What percent of 200 is 400?

In a certain grade level, there are 30 girls out of 250 pupils and the rest are boys. What percent of the pupils in that grade level are boys?

Out of 60 apples harvested by Mark, he was able to sell 45 of them. What percent of the apples that Mark harvested was sold?

In order to get a passing score in a 40-item test, one must get at least 30 items correctly. What percent of the test must a pupil attain?