Join Examsbook
1167 0

Q: Sriram was conducting an experiment in which the average of 11 observations came to be 92, while the average of first five observations was 89, and that of the last five was 86. What was the measure of the 6th observation ?

  • 1
    134
  • 2
    137
  • 3
    139
  • 4
    141
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "137"
Explanation :

Answer: B) 137 Explanation: This can be done as,   (11 × 92)  -  (5 × 89)  -  (5 × 86)    = 1012- 445 - 430 = 137

Are you sure

  Report Error

Please Enter Message
Error Reported Successfully