| Class interval | Frequency |
|---|---|
| 11 – 13 | 3 |
| 13 – 15 | 6 |
| 15 – 17 | 9 |
| 17 – 19 | f |
| 19 – 21 | 7 |
| 21 – 23 | 5 |
| 23 – 25 | 4 |
8
9
10
11
For election to the Lok Sabha, a nomination paper can be filed by
Miscellaneous · Easy
In a month if the seventh day is three days earlier than Saturday,then the nineteenth day of the month will be a
Miscellaneous · Easy
Which among the following events happened earliest ?
Miscellaneous · Easy
An 80-litre solution of alcohol and water has 75% alcohol. How much water (in litres) must be added to bring down the concentration of alcohol to 60%?
Miscellaneous · Easy