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Questions and Answers
What is 30% of 80?
What is 30% of 80?
- $rac{80}{100} imes 30$
- $rac{30}{100} imes 80$ (correct)
- $rac{30}{100} + 80$
- $rac{80}{100} + 30$
If 25% of a number is 40, what is the number?
If 25% of a number is 40, what is the number?
- $rac{40}{25} imes 100$ (correct)
- $rac{25}{40} imes 100$
- $rac{25}{100} imes 40$
- $rac{40}{100} imes 25$
If a shirt originally cost $40 and is now on sale for 30% off, what is the sale price?
If a shirt originally cost $40 and is now on sale for 30% off, what is the sale price?
- $40 + rac{30}{100} imes 40$
- $40 + rac{40}{100} imes 30$
- $40 - rac{40}{100} imes 30$
- $40 - rac{30}{100} imes 40$ (correct)
What is 20% of 150 increased by 50?
What is 20% of 150 increased by 50?
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If a car's value depreciates by 10% each year, what is the value of a car originally priced at $20,000 after 3 years?
If a car's value depreciates by 10% each year, what is the value of a car originally priced at $20,000 after 3 years?
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