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Percentages, SM-Bank 012

Find:

  1. 10% of $325.  (1 mark)

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  2. 30% of 1200 kg.  (2 marks)

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  3. 75% of 500 km.  (2 marks)

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Show Answers Only

a.     \($32.50\)

b.     \(360\text{ kg}\)

c.     \(375\text{ km}\)

Show Worked Solution
a.    \(10\text{% of}\ $325\) \(=\dfrac{10}{100}\times 325=\dfrac{1}{10}\times 325\)
  \(=$32.50\)

 

b.     \(30\text{% of }1200\text{ kg}\) \(=\dfrac{30}{100}\times 1200=30\times 12\)
  \(=360\ \text{kg}\)

 

c.     \(75\text{% of}\ 500\) \(=\dfrac{75}{100}\times 500=75\times 5\)
  \(=375\ \text{km}\)

Filed Under: Percentages Tagged With: num-title-ct-core, smc-4462-20-% of a quantity

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