Math, asked by nl829130, 10 months ago

A class. Consist. Of. 60. Students. Out. Of. Which. 25. Girls . The. Man of. Marks score by. Girls. Is 77( out. Of. 100). And. Boys. Is. 68 find. Mean. Score of. Whole. Class​

Answers

Answered by radhikabaliga0088
1

=( 77 + 68 )/60

= 145/60

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Answered by pavanraj7989talla
7

Answer:

71.75

Step-by-step explanation:

No. of students = 60

Girls= 25,

Boys=35(By solving)

Marks by girls=77×25=1925

Marks by Boys=68×35=2380

Total mean by boys and girls=1925+2380/60

=4305/60

=71.75

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