In an AP, the first term is x and the sum of the first n terms is zero. What is the sum of next m terms?
mx(m+n)/(n−1)
mx(m+n)/(1−n)
nx(m+n)/(m−1)
nx(m+n)/(1−m)
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