Average of ten numbers is calculated. If each number was increased by $12 \%$, then the average
Average of ten numbers is calculated. If each number was increased by $12 \%$, then the average
- A
will remain uncharged
- B
may decrease
- C
may increase
- D
increased by $12 \%$
Similar Questions
The frequency distribution date is given below. If the average age is $17\, years,$ the value of $m$ is Age
Age (in $years$)
:
8
20
26
29
Number of People
:
3
2
m
1
The frequency distribution date is given below. If the average age is $17\, years,$ the value of $m$ is Age
| Age (in $years$) | : | 8 | 20 | 26 | 29 |
| Number of People | : | 3 | 2 | m | 1 |
The average age of $80$ boys in a class is $15.$ The average age of a group of $15$ boys in the class is $16$ and the average age of another $25$ boys in the class is $14 .$ What is the average age of the remaining boys in the class ?
The average age of $80$ boys in a class is $15.$ The average age of a group of $15$ boys in the class is $16$ and the average age of another $25$ boys in the class is $14 .$ What is the average age of the remaining boys in the class ?
If the mean of $a, b, c$ is $M$ and $a b+b c+c a=0,$ then the mean of $a^{2}, b^{2}, c^{2}$ is
If the mean of $a, b, c$ is $M$ and $a b+b c+c a=0,$ then the mean of $a^{2}, b^{2}, c^{2}$ is
The average value of the numbers $15,21,32,35,$ $46$ $, x, 59,65,72$ should be greater than or equal to $43$ but less than or equal to $44 .$ Then the value of $x$ should be
The average value of the numbers $15,21,32,35,$ $46$ $, x, 59,65,72$ should be greater than or equal to $43$ but less than or equal to $44 .$ Then the value of $x$ should be
The average of $100$ observations was calculated as $35.$ It was found later, that one of the observations was misread as $83$ instead of $53 .$ The correct average is
The average of $100$ observations was calculated as $35.$ It was found later, that one of the observations was misread as $83$ instead of $53 .$ The correct average is