The average of marks scored by the students of a class is 68. The average of marks of the girls in the class is 80 and that of boys is 60. What is the percentage of boys in the class?
Answers
Answered by
2
Answer:
60%
Step-by-step explanation:
avg=sum/total
sum=avg*total
G+b(68)=80*G+60*B
solving this we get
3G=2B
B/G=3/2
find percentage of boys
(3/2+5)*100
60%
MARK AS BRAINLEST BRO
Similar questions