search
Q: The average of x occurring 5 times and y occurring 7 times is 37. Also, the average of x occurring 7 times and y occurring 5 times is 35. The value of y is :
  • A. 45
  • B. 42
  • C. 30
  • D. 27
Correct Answer: Option B -
answer image

Explanations:

explanation image