1. 347 ? Previous answer Go to 45% of a number is 171. What was the number?

2. 380 ? Previous answer Go to A painter earns 20% more this week than last week. If he earned £396 this week, how much did he earn last week?

3. 330 ? Previous answer Go to A £500 car is reduced by 40%. The buyer then does it up and make a 30% profit on what he paid. How much does he sell for?

4. 390 ? Previous answer Go to What is 7% of 4700?

5. 329 ? Previous answer Go to A £400 TV is reduced by 15%. What is the new cost of the TV?

6. 340 ? Previous answer Go to What is 250% of 160?

7. 400 ? Previous answer Go to A £460 TV set has 25% off. How much does it cost now?

8. 345 ? Previous answer Go to A digital camera depreciates by 10% every year. If it initially cost £420. How much does it cost after 3 years to the nearest pound?

9. 306 ? Previous answer Go to A box of cereal weighing 300g has 33% extra free. How much does it weigh now?

10. 399 ? Previous answer Go to year 8 is 5% larger than year 7. In year 9 there are 20% less students than in year 8. If there are 252 students in year 9, how many are there in year 7?

11. 300 ? Previous answer Go to 60% of your next number is 210. What is the number?

12. 350 ? Previous answer Go to £300 is invested in a bank account with compound interest rate of 5%. How much is in the account after 3 years to the nearest pound?