What is the average of the first 10 natural numbers?
Correct answer: B. 5.5
The sum of 1 to 10 is 55, and 55 ÷ 10 = 5.5. For consecutive numbers the average is also (first + last) ÷ 2 = (1 + 10) ÷ 2.
easy
Answer and explanation
The correct answer is B. 5.5
The sum of 1 to 10 is 55, and 55 ÷ 10 = 5.5. For consecutive numbers the average is also (first + last) ÷ 2 = (1 + 10) ÷ 2.
Topic: Average, Mixture, Alligation and Partnership MCQs · Subject: Quantitative Aptitude