Mathematics · Average
The average height of 41 telecom towers arranged in ascending order is 278 m. If the average height of the first 20 telecom towers is 278 m and that of the last 20 telecom towers is 278 m, then what is the height of the 21st telecom tower (in m)?
- 1268
- 2288
- 3278✓
- 4298
Correct answer
278
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