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### Question 6

(a) | A camera costs £180 in a 10% sale. What was the pre-sale price? |

(b) | After fuel prices rose by 15%, a family’s annual heating bill was £1654. What would the bill have been without the price increase? |

(c) | The cost of a holiday, including VAT at 20% is £540. What is the pre-VAT price? |

(d) | The world’s tiger population has decreased by 95% since 1910 and is now believed to be as low as 3200. If these figures are correct, what was the tiger population in 1910? |

(e) | The sale price of a television is £420 after a 15% reduction. What was the price before the sale? |

(f) | After a 6.5% pay rise an engineer’s salary is £36,700. What was the salary before the increase? |

(g) | Due to falling orders a company reduces its workforce by 12% to 792. What was the original number of employees? |

(h) | The price of petrol has increased by 17% since 2009 to £1.34 per litre. What was the 2009 price of petrol? |

(i) | An engine modification improved the fuel consumption of a car by 27% to 17.2 km per litre. What was the fuel consumption before the modification? |

(j) | After a long-haul flight, the total weight of a Boeing 747 had decreased by 27% to 305,000kg. What weight of fuel was the aircraft carrying at takeoff? |

(k) | When edited for television a film was reduced in length by 11% to 1 hour 42 mins. What was the original length of the film? |

(l) | An insurance company offers a no-claims discount of 55% for drivers who have not had an accident for four years. If the discounted premium for such a driver is £334, how much did the driver save? |