Question:
The enrolment in a school during six consecutive years was as follows:
1555, 1670, 1750, 2013, 2540, 2820
Find the mean enrolment of the school for this period.
The enrolment in a school during six consecutive years was as follows:
1555, 1670, 1750, 2013, 2540, 2820
Find the mean enrolment of the school for this period.
1555, 1670, 1750, 2013, 2540, 2820
Find the mean enrolment of the school for this period.
Updated On: Apr 16, 2025
Hide Solution
Verified By Collegedunia
Solution and Explanation
Mean enrolment = \(\frac{(1555 + 1670 + 1750 + 2013 + 2540 + 2820)}{6}\)= \(\frac{12348}{6}\) = 2058
Was this answer helpful?
1
0
Top Questions on Arithmetic Mean
- If assumed mean of a data is 47.5, \( \sum f_i d_i = 435 \) and \( \sum f_i = 30 \), then mean of that data is:
- AP POLYCET - 2025
- Mathematics
- Arithmetic Mean
- If the mean of \( x, y, 3, 4 \) is 5, then \( x + y = ? \)
- TS POLYCET - 2025
- Mathematics
- Arithmetic Mean
- The mean of 20, 30, 38, 40, 50, 56, 60 is:
- TS POLYCET - 2025
- Mathematics
- Arithmetic Mean
- If 7 is the mean of 5, 3, 0.5, 4.5, \( a \), 8.5, 9.5, then the value of \( a \) is:
- JEECUP - 2024
- Mathematics
- Arithmetic Mean
- Find the arithmetic mean of the following numbers: 46, 65, 86, 41, 56, 77, 35, 91, 54, 94, 30
- UPCATET - 2024
- Mathematics
- Arithmetic Mean
View More Questions
Questions Asked in CBSE Class VII exam
Convert the given fractional numbers to per cents.
- \(\frac{1}{8 }\)
- \(\frac{5}{4 }\)
- \(\frac{3}{40}\)
- \(\frac{2}{7}\)
- CBSE Class VII
- Percentage – Another Way Of Comparing Quantities
- In a class test (+3) marks are given for every correct answer and (–2) marks are given for every incorrect answer and no marks for not attempting any question. (i) Radhika scored 20 marks. If she has got 12 correct answers, how many questions has she attempted incorrectly? (ii) Mohini scores –5 marks in this test, though she has got 7 correct answers. How many questions has she attempted incorrectly?
- CBSE Class VII
- Properties Of Division Of Integers
- Set up equations and solve them to find the unknown numbers in the following cases:
(a) Add 4 to eight times a number; you get 60.
(b) One-fifth of a number minus 4 gives 3.
(c) If I take three-fourths of a number and add 3 to it, I get 21.
(d) When I subtracted 11 from twice a number, the result was 15.
(e) Munna subtracts thrice the number of notebooks he has from 50, he finds the result to be 8.
(f) Ibenhal thinks of a number. If she adds 19 to it and divides the sum by 5, she will get 8.
(g) Anwar thinks of a number.If he takes away 7 from \(\frac{5}{2}\) of the number,the result is 23.- CBSE Class VII
- A Mind-Reading Game
- Find the supplement of each of the following angles:
- CBSE Class VII
- Related Angles
- Take the data giving the minimum and the maximum temperature of various cities given in the beginning of this Chapter .Plot a double bar graph using the data and answer the following:
(i) Which city has the largest difference in the minimum and maximum temperature on the given date?
(ii) Which is the hottest city and which is the coldest city?
(iii) Name two cities where maximum temperature of one was less than the minimum temperature of the other.
(iv) Name the city which has the least difference between its minimum and the maximum temperature.- CBSE Class VII
- Use Of Bar Graphs With A Different Purpose
View More Questions