Math, asked by nitu71, 1 year ago

Average marks obtained by 9 students in one row of class is 45.one student with 35 marks exchanges his seat with a student securing 48 marks .what is average marks of these 9 students of this row?

Answers

Answered by Haridasan
2

New average of 9 students is 46 4/9

Answered by akilfog
6

total of X =9×45

=405

now new x=405-35+48

=418

average is 418÷9

= 46.44

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