EllieRich EllieRich
  • 23-06-2015
  • Mathematics
contestada

If 75% is £45 what is the full cost?

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naǫ
naǫ naǫ
  • 23-06-2015
x - the full cost

[tex]75\%x=45 \\ \frac{75}{100}x=45 \\ \frac{3}{4}x=45 \\ x=45 \times \frac{4}{3} \\ x=15 \times 4 \\ x=60[/tex]

The full cost is £60.
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Аноним Аноним
  • 23-06-2015
Solve; 75/100 = 3/4 = 45 ( 45×4/3 = 60 ) [ answer is 60 ] Good Luck! :)
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