the average weight of 3 groups of friends of 50, 30 & 20 members respectiv

Question

the average weight of 3 groups of friends of 50, 30 & 20 members respectively, are 50 kg 52 kg and 55 kg. what is the average weight of all the friends taken together?

Options:

A . 45.34 kg

B . 49.24 kg

C . 50.57 kg

D . 51.6 kg

Answer: Option D
Explanation :

Was this answer helpful ?

Next Question

Submit Solution

More Questions on This Topic :

Question 1. the average of the age of a, b, c is 25 years, while the average of the age of a, b and d is 28 years. if d is 28 year....28 years old, then what is the age of c?

Question 2. the average age of ‘p’ students of a class is ‘a’ years. if the average age of ‘q’ of them is ‘b’ year....then what is the average age of the remaining students?

Question 3. the average age employees of tcs is 35 years. it was found that age of one employee has taken as 10 years less than hi....average, increased by 0.5 years. the no. of employees -

Question 4. abhimanyu goes from his office to his house at the speed of 60 kmph and returns to his office at the speed of 100 kmph....kmph. what is the average speed for the entire journey?

Question 5. the average weight of 3 groups of friends of 50, 30 & 20 members respectively, are 50 kg 52 kg and 55 kg. what is ....is the average weight of all the friends taken together?

Question 6. abhimanyu goes from his office to his house at the speed of 60 kmph and returns to his office at the speed of 100 kmph....kmph. what is the average speed for the entire journey?

Question 7. the average age of ‘p’ students of a class is ‘a’ years. if the average age of ‘q’ of them is ‘b’ year....then what is the average age of the remaining students?

Question 8. the average of the age of a, b, c is 25 years, while the average of the age of a, b and d is 28 years. if d is 28 year....28 years old, then what is the age of c?

Question 9. the average weight of 3 groups of friends of 50, 30 & 20 members respectively, are 50 kg 52 kg and 55 kg. what is ....is the average weight of all the friends taken together?

Question 10. the average age employees of tcs is 35 years. it was found that age of one employee has taken as 10 years less than hi....average, increased by 0.5 years. the no. of employees -

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

Submit Solution

More Questions on This Topic :

Latest Videos

Latest Test Papers