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Quick questions on Percentages: increase, decrease, reverse and compound change - SQA National 5 Maths

3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?
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Decrease £80\pounds 80 by 5%5\%. [2 marks]
What is q2?
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A price falls by 10%10\% to £45\pounds 45. Find the original. [3 marks]
What is q3?
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£2000\pounds 2000 earns 4%4\% compound interest for 33 years. Find the total. [3 marks]

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