English

The average marks of a student in ten papers are 80. If the highest and the lowest score are not considered the average is 81. If his highest score is 92, what is the lowest score? -

Advertisements
Advertisements

Question

The average marks of a student in ten papers are 80. If the highest and the lowest score are not considered the average is 81. If his highest score is 92, what is the lowest score?

Options

  • 55

  • 60

  • 62

  • 61

MCQ

Solution

60

Explanation:

Total marks in 10 papers = 10 × 80 = 800

Total marks in 8 papers = 8 × 81 = 648

Total marks in 2 papers = 800 – 648 = 152

Let 1st no be x

x + 92 = 152

x = 60

shaalaa.com
Average and Age
  Is there an error in this question or solution?
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×