The present age of Ravi’s father is four times Ravi’s present age. Five years back he was seven times as old as Ravi was at that time. What is the present age of Ravi’s father ?
84 years
70 years
40 years
35 years
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