Mathematics
Medium
Question
The average amount with a group of seven numbers is Rs. 20. If the newly joined member has Rs. 50 with him, what was the average amount with the group before his joining the group?
A
Rs. 25
B
Rs. 18
C
Rs. 15
✓ Official correct answer
D
Rs. 22
Community credibility
Registered members can vote for the answer they believe is correct today and explain why. If the facts change after an election or news event, suggest a new option so others can vote it up.
A
Rs. 25
No member explanations yet for this option.
B
Rs. 18
No member explanations yet for this option.
C
Rs. 15
No member explanations yet for this option.
D
Rs. 22
No member explanations yet for this option.