Average age of A, B, C, and D is 45 years. After adding E, the average becomes 49 years. What is the age of E?
- 65
- 69
- 73
- 77
Explanation
Sum of A,B,C,D = 45 * 4 = 180
New average after E = 49 with 5 persons → Total sum = 49 * 5 = 245
E's age = 245 - 180 = 65 years
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