The average marks
marks of 500 students in
an
examination are 45. Among them the average marks
of the last 150 are 25 and that of the top 150
students are 75. What are the average marks of the
remaining 200 students?
aze St. What are the average ma
marks of the remaining 200 students
Answers
Answered by
0
Answer:
37.5
Step-by-step explanation:
total marks=500x45=22500
top 150=150x75=11250
last 150=150x25=3750
total marks of remaining 200=22500-11250-3750=7500
average marks=7500/200=37.5
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