If the roots of the equation x^2 - bx + c = 5 differ by 5, then which one of the following is correct ? -
b^2 = 4c + 5
c^2 = 4b - 5
b^2 + c^2 = 5
b^2 - c^2 = 5
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