xrubyevans xrubyevans

03-11-2019
Mathematics

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out of £20 pocket money Rachel spends £13.50 expressed as a percentage

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IuliusCaesar IuliusCaesar

03-11-2019

13.50 : 20 = x : 100

x = [tex]\frac{13.5 * 100}{20}[/tex]

x = [tex]\frac{1350}{20}[/tex]

x = 67,5

percentage = 67,5%

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