raekwon88
contestada

for a survey,a company decided to call 7 out of every 5,000 people.how many people should be called in a town of 78,000 people

Respuesta :

x/78000 = 7/5000 so

x= 7* (78000)/5000 = 546/5 = 109,2 and it is probably OK round that to 109 people.




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