Question

In an examination, 40%students passed in maths only, 30%passed in science only and10%students failed in both the subjects. if 400 students passed in science, find the total number of students?​

Answer 1

Answer:

Total no. of students is 1330

Step-by-step explanation:

30% passed in science i. e 400 students passed in science

let total number of students be x

therefore, 30%x= 400

30x = 400

100

x= 1330 students.

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