Mathematics · Average

The average age of 22 teachers is 64 years. After including a new teacher in that group, the average increases by 1 year. What is the age of the new teacher?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

191 years
289 years
387 years✓
493 years

Correct answer

87 years

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The average age of 22 teachers is 64 years. After including a new teacher in that group, the average increases by 1 year. What is the age of the new teacher?

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The average age of 22 teachers is 64 years. After including a new teacher in that group, the average increases by 1 year. What is the age of the new teacher?

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