Average age of 9 men is 45 years. If age of one woman is included, then the average age become 44 years. What is the age of the woman?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 35 years
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Understanding |
Application |
Calculation |
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Average age of 9 men is 45 years. |
Sum of ages of men = 405 |
⇒ 9 × 45 = 405 |
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When age of one woman is included, then the average age becomes 44. |
Sum of ages of men + 1 woman = 440 |
⇒ 10 × 44 = 440
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Age of the woman = 35 years |
⇒ 440 – 405 ⇒ 35 |