Consider the following statements : 1.Two events are mutually exclusive if the occurrence of one event prevents the occurrence of the other. 2.The probability of the union of two mutually exclusive events is the sum of their individual probabilities. Which of the above statements is/are correct?

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