Understanding Percentages

What is the origin of the word 'percent'?

• French word 'per cent'

• German word 'per zent'

• Latin word 'per centum'

• Greek word 'per centum'

How is 25% of a quantity visually represented?

• One-half of the quantity

• The entire quantity

• One-tenth of the quantity

• One-quarter of the quantity

What does 150% of a quantity represent?

• A 50% decrease from the original quantity

• A 50% increase over the original quantity

• A 100% increase over the original quantity

• The same as the original quantity

How can percentages be converted to decimal numbers?

• By adding 100 to the percentage

• By dividing the percentage by 100

• By dividing the percentage by 10

• By multiplying the percentage by 100

What is the decimal equivalent of 15%?

• 0.015

• 1.5

• 0.15

• 15.0

If 15% of a class of 40 students received an A, how many students is that?

• 6 students

• 10 students

• 8 students

• 4 students

What is the ratio of students who received an A to the total class size if 6 out of 40 students received an A?

• 1 to 6

• 3 to 20

• 1 to 5

• 6 to 40

How do you calculate the percentage of 6 apples out of 75 apples?

• Subtract 6 from 75 and multiply by 100

• Divide 6 by 75 and multiply by 100

• Multiply 6 by 75 and divide by 100

• Add 6 to 75 and divide by 100

What is the decimal equivalent of 8%?

• 0.08

• 8.0

• 0.8

• 0.008

What is the purpose of using ratios in percentage calculations?

• To increase the percentage value

• To simplify the calculation process

• To convert percentages to fractions

• To visualize the percentage