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Question 1: The giraffe population at the start of the year 2019 was 97,000. It declines at a rate of 1.3% each year. Calculate the giraffe population at the start of the year 2027. Give your answer correct to the nearest whole number. |

Question 2: A new car is bought for £17,000. It depreciates by 22% each year for 11 years. Calculate the loss in value after 11 years. Give your answer correct to the nearest pence. |

Question 3: An antique painting is bought at auction for £540,000. It appreciates at a rate of 9.6% each year. Calculate the increase in the value of the painting after 5 years. Give your answer correct to the nearest whole number. |

Question 4: £1,000 is invested in a savings account for 9 years. The compound interest rate is 7% per annum. Work out the total interest earned after 9 years. Give your answer correct to the nearest pence. |

Question 5: An antique painting is bought at auction for £141,000. It appreciates at a rate of 5.2% each year. Calculate the value of the painting after 6 years. Give your answer correct to the nearest whole number. |

Question 6: A new car is bought for £11,000. It depreciates by 26% each year for 13 years. How much is the car worth after 13 years? Give your answer correct to the nearest pence. |

Question 7: £750 is invested in a savings account for 4 years. The compound interest rate is 2% per annum. How much is in the savings account after 4 years? Give your answer correct to the nearest pence. |

Question 8: The giraffe population at the start of the year 1990 was 155,000. It declines at a rate of 2.7% each year. Calculate the decrease in the giraffe population at the start of the year 2002. Give your answer correct to the nearest whole number. |

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# Answers

Question 1: 87,359 |

Question 2: £15,894.68 |

Question 3: £313,978 |

Question 4: £838.46 |

Question 5: £191,123 |

Question 6: £219.49 |

Question 7: £811.82 |

Question 8: 43,394 |