Consider the following statements:
1. A = (A ∪ B) ∪ (A – B)
2. A ∪ (B – A) = (A ∪ B)
3. B = (A ∪ B) – (A – B)
Which of the statements given above are correct?
1 and 2 only
2 and 3 only
1 and 3 only1, 2 and 3
1, 2 and 3
For election to the Lok Sabha, a nomination paper can be filed by
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In a month if the seventh day is three days earlier than Saturday,then the nineteenth day of the month will be a
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Which among the following events happened earliest ?
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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%?
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