A man had 7 children. When their average age was 12 years, a child aged 6 years died. The average age of remaining six children is:

Options

A. 13 years
13 वर्ष
B. 10 years
10 वर्ष
C. 11 years
11 वर्ष
D. 14 years
14 वर्ष

Answer

A

Explanation

अभीष्ट औसत आयु `= (12 xx 7 - 6)/6 = 78/6 = 13` वर्ष