Respuesta :

1.

All passing students: 31
3rd period passing students: 12

12/31= .3870*100= 38.70% , if rounded to whole number, 39%.

Answer: 39%.

2.

2nd period students: 15
Failed students in 2nd period: 8,

8/15= .5333*100= 53.33, if rounded to whole number, it is 53%.

Answer: 53%

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