Let X be a random variable following binomial distribution with parameters n=6 and p=k. Further, 9P(X=4)=P(X=2). What is the value of P(X=3)?
135/1024
5/128
45/1024
70/1024
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