the average of six numbers is x and the average of three of these is y. if the

Question

the average of six numbers is x and the average of three of these is y. if the average of the remaining three is z, then :

Options:

A . x = y + z

B . 2x = y + z

C . 3x = 2y - 2z

D . none of these

Answer: Option B
Explanation :

Was this answer helpful ?

Next Question

More Questions on This Topic :

Question 1. 16 children are to be divided into two groups a and b of 10 and 6 children. the average percent marks obtained by the ....the average percent marks of all the 16 children is

Question 2. the average of the two-digit numbers, which remain the same when the dibits inter-change their positions, is :....

Question 3. the average of any 5 consecutive odd natural numbers is k . if two more such numbers , just next to the previous 5 num....previous 5 numbers are added , the new average becomes

Question 4. what is the average of the following numbers ? 5720175, 5819038, 4847211, 9815742, 7242158, 8432766....

Question 5. the average of 26,29,n,35 and 43 lies between 25 and 35. if n is always an integer and greater than the average of the....the given integers then the value of n is :

Question 6. the average expenditure of the hotel when there are 10 guests is rs. 60 per guests and the average expenditure is rs.4....it is known that there are some fixed expenses irre

Question 7. the average of any 5 consecutive odd natural numbers is k . if two more such numbers , just next to the previous 5 num....previous 5 numbers are added , the new average becomes

Question 8. the average expenditure of the hotel when there are 10 guests is rs. 60 per guests and the average expenditure is rs.4....it is known that there are some fixed expenses irre

Question 9. the average of 26,29,n,35 and 43 lies between 25 and 35. if n is always an integer and greater than the average of the....the given integers then the value of n is :

Question 10. 123 typists typeed 984 papers in 1/15 hour. the number of papers typed for minute by a average typist 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

Pie Chart - Test Paper 1 Data Interpretation Reasoning & DI

Tabulation - Test Paper 2 Data Interpretation Reasoning & DI

Test Paper 1 Direction Sense Test Reasoning & DI

ICA , RDIC,GFM Free Modal Test Paper - Non - Technical Branch Old Syllabus 2022 - SAIL Junior Officer E0

GFM Combined 1 Free Revision Test SAIL JO E-0