What is the arithmetic mean of the numbers a and b ? Options: A . &nbspa+ba−b B . &nbspa+b2 C . &nbspa+b D . &nbspa−b2

What is the arithmetic mean of the numbers a and b?

Question

What is the arithmetic mean of the numbers

a

and

b

Options:

A . a+ba−b

B . a+b2

C . a+b

D . a−b2

Answer: Option B
:
B
The arithmetic mean of two numbers is the simple average of the two numbers.
Thus,

A M = \frac{Sum of the numbers}{Number of numbers}

= \frac{a + b}{2}

Was this answer helpful ?

Next Question

Question 1. Find the sum to n terms of the AP: 5, 2, -1, -4, -7, ... ....

Question 2. How many terms are there in the following AP? 7, 10, 13, …, 43....

Question 3. The sum of first ten terms of an A.P. is four times the sum of its first five terms. What is the ratio of first term and....What is the ratio of first term and common difference?

Question 4. Find the sum of the following AP 1, 3, 5, 7 …199.....

Question 5. If the 11th and13th terms of an AP are 35 and 41 respectively, then its common difference is ___.....

Question 6. The sum of four consecutive numbers in an A.P. with common difference d>0 is 20. If the sum of their square....is 120, then the middle terms are __ and __.

Question 7. An AP consists of 50 terms of which the third term is 12 and the last term is 106. Find the 29th term. ___....

Question 8. Find the sum to 100 terms of the series: 1 + 4 + 7 + 5 + 13 + 6 .......

Question 9. The 17th term of an AP exceeds its 10th term by 7. Find the common difference. ___....

Question 10. The sequence of numbers 5, - 2, -9, -16, ... is ....

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

GPOE / GPA Combined 1 Free CBT Mock Test SAIL E0 2024

Tabulation - Test Paper 5 Data Interpretation Reasoning & DI

Tabulation - Test Paper 4 Data Interpretation Reasoning & DI

Tabulation - Test Paper 3 Data Interpretation Reasoning & DI

Pie Chart - Test Paper 1 Data Interpretation Reasoning & DI