Math, asked by veeramozhi177, 12 days ago

The number of students in classes A and B are 60 and 70, respectively. The average score in mathematics of students in B is 57 and that of all students in A and B is 63. What is the averagescore of students in A?

Answers

Answered by shreyalokkesharwani

0

Answer:

The number of students in classes A and B are 60 and 70, respectively. The average score in mathematics of students in B is 57 and that of all students in A and B is 63. What is the averagescore of students in A?

therefore,sum of total marks is 70*57=3990

Step-by-step explanation:

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