In eight throws of a die, 5 or 6 is considered a success. The mean and standard deviation of total number of successes is respectively given by
8/3, 16/9
8/3, 4/3
4/3, 4/3
4/3, 16/9
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