Percent Word Problems

Front

What is the formula to calculate percentage?

Back

Percentage = (Part / Whole) × 100

Front

If a student answers 5 out of 25 questions correctly, what percent did they get?

Back

20%

Front

What does 75% represent in terms of a whole?

Back

75% means 75 out of 100 parts.

Front

If 24 painters make up 75% of the crew, how do you find the total number of painters?

Back

Total Painters = 24 / 0.75 = 32 painters.

Front

How do you calculate the amount of a substance in a mixture?

Back

Amount = Total Weight × Percentage of Substance.

Front

If a metal bar weighs 40 pounds and contains 30% gold, how much gold is in the bar?

Back

12 pounds of gold.

Front

What is the original price if a dress is sold for $20 at 80% off?

Back

Original Price = $20 / 0.8 = $25.

Front

How do you find what percent one number is of another?

Back

Percent = (Part / Whole) × 100.

Front

If a used van costs $30,000 and a new van costs $50,000, what percent of the new van's price is the used van?

Back

60%.

Front

What does it mean if a price is reduced by a certain percentage?

Back

It means the new price is less than the original price by that percentage.