A school has only 3 classes having 20, 30 and 40 students respectively. The percentages of students passed are 30%. 50% and 60% respectively. Find the percentag

A school has only 3 classes having 20, 30 and 40 students respectively. The percentages of students passed are 30%. 50% and 60% respectively. Find the percentage of passed students of the entire school.

A school has only 3 classes having 20, 30 and 40 students respectively. The percentages of students passed are 30%. 50% and 60% respectively. Find the percentage of passed students of the entire school. ?

Created: 1 year ago | Updated: 1 week ago | Created By:

Jannatul Ferdush

0 9

Institution: Bangladesh Bank Exam: সমন্বিত ৭ ব্যাংক || সিনিয়র অফিসার-05-11-2021 ||
Topic: Mathematics (সাধারণ গণিত) Subject: Mathematics (সাধারণ গণিত)

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A school has only 3 classes having 20, 30 and 40 students respectively. The percentages of students passed are 30%. 50% and 60% respectively. Find the percentage of passed students of the entire school. ?

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