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If the average marks of two batches of 55 and 45 students respectively is 50 and 60, then the average marks of all the students is:a.54.5b.55c.56.8d.53

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If the average marks of two batches of 55 and 45 students respectively is 50 and 60, then the average marks of all the students is:a.54.5b.55c.56.8d.53
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Solution 1

To find the average marks of all the students, you need to find the total marks of all students and then divide by the total number of students.

Step 1: Find the total marks for each batch. For the first batch of 55 students with an average mark of 50, the total marks would be 55 * 50 = 2750. For t Knowee AI is a powerful AI-powered study tool designed to help you to solve study problem.

Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
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