Year 10 Percentage Applications

Name:

Date:

📊 Part 1: Percentage of a Quantity

1. A school has 850 students. If 32% of students play sport, how many students play sport?

2. Sarah earns $480 per week. She saves 15% of her income. How much does she save each week?

3. A concert venue has 1200 seats. On Friday night, 85% of seats were filled. How many people attended the concert?

4. A laptop costs $800 excluding GST. Calculate the total price including 15% GST.

5. The price of petrol increased from $2.20 per litre to $2.42 per litre. What was the percentage increase?

6. During a sale, a jacket originally priced at $120 is reduced by 25%. What is the sale price?

7. A bank offers 3.5% annual interest on savings accounts. If Tom deposits $2500, how much interest will he earn after one year?

8. The population of a town decreased from 15,000 to 13,800 over five years. What was the percentage decrease?

9. Multiple Choice: A restaurant bill is $85.60 including GST. What was the price before GST was added?

$74.43

$72.80

$78.26

$81.52

10. A phone plan costs $45 per month. The company increases the price by 8%. What is the new monthly cost?