Solving Part Over Whole Percentage Problems

What is the total number of students considered in the first problem?

• 100 students

• 300 students

• 200 students

• 150 students

What percentage of students had a cleft chin?

• 10%

• 15%

• 5%

• 20%

How many marbles are red in the second problem?

• 60 marbles

• 75 marbles

• 25 marbles

• 50 marbles

What is the total number of marbles mentioned in the second problem?

• 80 marbles

• 50 marbles

• 100 marbles

• 75 marbles

What percentage of the marbles are red?

• 75%

• 25%

• 50%

• 66.67%

In the third problem, how many times was the basketball tossed?

• 60 times

• 40 times

• 50 times

• 70 times

How many students caught the basketball with their left hand?

• 10 students

• 40 students

• 30 students

• 20 students

What percentage of the tosses were caught with the left hand?

• 33.33%

• 25%

• 50%

• 45%

What mathematical method is used to solve the percentage problems?

• Cross multiplication

• Addition

• Subtraction

• Division only

What does the 'part over whole equals percent over 100' formula represent?

• A proportion

• A subtraction formula

• A division formula

• An addition formula