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class of students has a ratio of females to male 4:3 if there are 28 people how many are women

Respuesta :

  • Answer:

f = 16 females

  • Step-by-step explanation:

f/m = 4/3 => m = 3f/4

f + m = 28

replace m

⁴⁾f + 3f/4 = ⁴⁾28

4f + 3f = 112

7f = 112

f = 16 females

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