If average of 20 observations x1, x2, . . . . . x20 is y, then the average of x1

Sail E0 Webinar

Question

If average of 20 observations x1, x2, . . . . . x20 is y, then the average of x1 - 101, x2 - 101, x3 - 101, . . . . . x20 - 101 is :

Options:

A . y - 20

B . y - 101

C . 20y

D . 101y

Answer: Option B

Submit Your Solution Below and Earn Points !

Next Question

Submit Solution

More Questions on This Topic :

Question 1. The average of 5 consecutive integers starting with 'm' is n. What is the average of 6 consecutive integers starting wit....average of 6 consecutive integers starting with (m + 2)?

Question 2. The average marks of 14 students was 71. It was later found that the marks of one of the student has been wrongly entere....74 instead of 32. What is the correct average ?

Question 3. In a 20 over match, the required run rate to win is 7.2. If the run rate is 6 at the end of the 15th over, the required ....the required run rate to win the match is :

Question 4. The average age of 10 children is 9 years 9 months. The average of 9 children is 8 years 11 months. What is the age of t....months. What is the age of the tenth child ?

Question 5. The average weight of 20 students in a class is increased by 0.75 kg when one student of 35 kg replaced by a new student....student. Weight of the new student (in kg) is :

Question 6. In a pre school, the average weight of 30 girls in a class among 50 students is 16 kg and that of the remaining students....average weight of all the students in the class ?

Question 7. A man had 7 children. When their average age was 12 years, a child aged 6 years died. Then average age of remaining six ....died. Then average age of remaining six children is :

Question 8. Out of nine persons, 8 persons spent Rs. 30 each for their meals. The ninth one spent Rs. 20 more than the average expen....The total money spent by all of them was :

Question 9. In a class, the average score of girls in an examination is 73 and that of boys is 71. The average score for the whole c....whole class is 71.8. Find the percentage of girls :

Question 10. If the average of 6 consecutive even number is 25, the difference between the largest and the smallest number 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

Chapter 3.1 : Overview of Finance & Accounts Department Chapter 3 : Finance & Accounts SAIL E0 - GFM 2024

Chapter 2.1 : Overview Chapter 2 : Materials Management SAIL E0 - GFM 2024

Chapter 1.1 : Personnel Functions- An overview Chapter 1 : Personnel Management SAIL E0 - GFM 2024

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

CBT Mixed Test 1 GPOE/GPA SAIL E0 2024