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The number of people that opened the email sent by the campaign is 2,400.

Given the data in the question;

  • Open rate; [tex]r = 9.6[/tex]% [tex]= \frac{9.6}{100}[/tex]
  • Number of emails sent; [tex]n = 25,000[/tex]
  • Number of people that opened the email; [tex]e_o = \ ?[/tex]

Rate and Percentage

Rate is simply the ratio of a measure or frequency against another measure in different unit.

Percentage is a ratio expresses as a fraction of hundred.

Now, to determine the number of people that opened the email, we multiply the open-rate by the number of mail sent.

[tex]e_o = r * n\\\\e_o = \frac{9.6}{100} * 25000\\\\e_0 = 2400[/tex]

Therefore, the number of people that opened the email sent by the campaign is 2,400.

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