Which one of the following statements is correct ?
sin²30°, sin²45°, sin²60° are in GP
cos²30°, cos²45°, cos²60° are in GP
cot²30°, cot²45°, cot²60° are in AP
tan²30°, tan²45°, tan²60° are in GP
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