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  • 26-03-2021
  • Mathematics
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Phone calls to New York are charged at the rate of £2.90 for a 5-minute call. John’s call costs £7.86. How long (in minutes) was his call?

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victorkalise2017
victorkalise2017 victorkalise2017
  • 26-03-2021

Answer:

Step-by-step explanation:

5 min = 2.90

xmin = 7.86

with cross multiplication;

xmin = 7.86*5min/2.90

x = 13.55=14.0

therefore x = 14min

so he will make of 14min long

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