Math, asked by marojubunty, 24 days ago

the digits of prime numbers written on it is !
The scores od 20 students in a test is
tabulated as follows
marks
10-20/20-30/30-40/40-50
50-60
No of st
6
7
4
2
find the mean marks
mean marks of students

Answers

Answered by khusiparija72

1

Answer:

Answer:Here is ur answer...

Plz mark as brainliest ..

Thanks...

Attachments:

Answered by anjanabali724

0

Answer:

54

BUT NOT SURE ABOUT THIS ANSWER

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