The average of marks of 28 students in M...

The average of marks of 28 students in Mathematics was 50, 8 students left the school, then this average increased by 5. What is the average of marks obtained by the students who left the school?

50.5

37.5

42.5

Text Solution

Verified by Experts

Similar Questions

Explore conceptually related problems

The average of marks of 28 students in Mathematics was 50. Eight students left the school and then this average increased by 5. what is the average of marks obtained by the students who left the school ?

What are the average marks obtained by all the students together in Science ?

The average marks obtained by a group of 25 students was 29. One student left the group as a result of which the average of the remaining students rose to 29.5. Afterwards, another student came in as a result of which the average marks of the group dropped to 28.8. What is the average of the combined marks obtained by the student who left and the one who joined? Options are (a) 14 (b) 14.5 (c) 15 (d) 13.5 .

Recommended Questions

The average of marks of 28 students in Mathematics was 50, 8 students ...
Text Solution
|
8 विद्यर्थियो के अंको का औसत 51 है तथा अन्य 9 विद्यर्थियो के अंको का औ...
Text Solution
|
60 विधार्थियों की एक कक्षा में प्राप्त अंको का औसत 65 है। उनमे से आधे ...
Text Solution
|
एक स्कूल में 90 लड़के तथा 30 लड़कियों ने परीक्षा दी । छात्रों द्वारा प्र...
Text Solution
|
There are 25 boy students and 20 girls students in a school. The avera...
Text Solution
|
ఒక పాఠశాలలోని 10 వ తరగతికి చెందిన 30 మంది విద్యార్థులు గణితంలో పొందిన ...
Text Solution
|
বিগত বছরে কোনাে একটি স্কুল থেকে 75 জন ছাত্র ও 50 জন ছাত্রী মাধ্যমিক পর...
Text Solution
|
एक स्कूल की सार्वजनिक परीक्षा में 85 छात्र और 35 छात्राएं ने भाग लिया ...
Text Solution
|
5 छात्रों द्वारा गणित में प्राप्त किए गये अंकों का औसत 50 अंक है। बाद ...
Text Solution
|