adial01 adial01
  • 10-10-2018
  • Mathematics
contestada

Charlie receives an email from his brother every 4th day and from his sister every 7th day. When will he receive an email from both on the same day?

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Аноним Аноним
  • 10-10-2018

I'm pretty sure its the 28th day?? If not let me know.


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Аноним Аноним
  • 10-10-2018
It should be the 28th day as you need to find the LCM if 4 and 7
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