A survey was conducted by a school to the parents about their children's online class experience. Fifteen percent of the respondents rated Excellent; 60% rated Very Satisfactory; 80% of the remaining respondents rated Satisfactory and the rest rated Needs Improvement. If 120 parents answered the survey, how many of them rated Needs Improvement?
Як назарсанҷӣ аз ҷониби мактаб байни волидайн дар бораи таҷрибаи синфҳои онлайнӣ барои кӯдакони онҳо гузаронида шуд. Понздаҳ фоизи ҷавобгарон онро Аъло арзёбӣ карданд; 60% онро Хеле қаноатбахш арзёбӣ карданд; 80% аз ҷавобгарони боқимонда онро Қаноатбахш арзёбӣ карданд ва боқимонда онро Низ ба беҳбудӣ ниёз дорад. Агар 120 волидайн ба назарсанҷӣ ҷавоб дода бошанд, чанд нафари онҳо Низ ба беҳбудӣ ниёз дорад?
How many parents rated Excellent or Very Satisfactory? ** The total percentage of those who rated Excellent or Very Satisfactory is 15% + 60% = 75%.
How many parents rated Excellent or Very Satisfary? ** Seventy-five percent of the parents is 120 x 75/100 = <<120*75/100=90>>90.
How many students rated Needs Improvement? ** Hence, 120 - 90 = <<120-90=30>>30 students rated either Satisfactory or Needs Improvement.
How many parents rated Satisfactory? ** A total of 30 x 80/100 = <<30*80/100=24>>24 parents rated Satisfactory.
How many parents rated Needs Improvement? ** Therefore, 30 - 24 = <<30-24=6>>6 parents rated Needs Improvement.
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Чанд волидайн рейтинг Excellent ё Very Satisfactory доданд? ** Маблағи умумии онҳое, ки рейтинг Excellent ё Very Satisfactory доданд, 15% + 60% = 75% аст.
Чанд волидайн рейтинг Excellent ё Very Satisfactory доданд? ** Ҳафтод ва панҷ фоиз (75%) аз волидайн 120 x 75/100 = <<120*75/100=90>>90 мебошад.
Чанд донишҷӯ рейтинг Needs Improvement доданд? ** Аз ин рӯ, 120 - 90 = <<120-90=30>>30 донишҷӯ рейтинг Satisfactory ё Needs Improvement доданд.
Чанд волидайн рейтинг Satisfactory доданд? ** Маблағи умумии 30 x 80/100 = <<30*80/100=24>>24 волидайн рейтинг Satisfactory доданд.
Чанд волидайн рейтинг Needs Improvement доданд? ** Бинобар ин, 30 - 24 = <<30-24=6>>6 волидайн рейтинг Needs Improvement доданд.
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