Question 50
No of days |
1 |
2 |
3 |
4 |
5 |
6 |
No of students |
20 |
x |
50 |
40 |
2x |
60 |
No of days |
1 |
2 |
3 |
4 |
5 |
6 |
No of students |
20 |
x |
50 |
40 |
2x |
60 |
Calculate the mean deviation of the set of numbers 7, 3, 14, 9, 7, and 8
The mean of a set six number is 60. If the mean of the first five is 50. Find the sixth number in the set.
How many three – digit number can be formed from 32564 without any digit being repeated?
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