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A school sport team contain 68 students.33 do field events,40 do track events,23 do swimming,14 do both field and track event,8 do both swimming and field events. If 15 students do field events only and 10 do both swimming and track events. How many students do swimming only, track events only and all three events

 Feb 15, 2020
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Greetings,

 

I've written down your problem and solved it as understandable as possible.

See the images below.

 

Hope it's understandable.

 

Regards

 Feb 16, 2020

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