Arithmetic Progression
Easymathematics
The arithmetic mean of 5 and 15 is
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Solution
Incorrect! Answer:
10
- Definition of AM: The arithmetic mean of two numbers a and b is the number M such that a,M,b form an AP.
- Formula: M=2a+b.
- Calculation:
- M=25+15=220=10.
- Result: The AM is 10.
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About This Question
- Subject
- mathematics
- Chapter
- sequence and series
- Topic
- arithmetic progression
- Difficulty
- Easy
- Year
- 2025
This easy difficulty mathematics question is from the chapter sequence and series, covering the topic of arithmetic progression. It appeared in the 2025 exam. Practice this and similar questions to strengthen your understanding of sequence and series concepts.
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