| Harish kumar asks : when the call letter of nda na 1 2012 is come on internet |
| Vipul mehta asks : how will be four minus one is five |
consider the roman numbers
for four roman eqivalent is IV
we should subtract one from it
erase I from IV
u will get V which is roman equivalent of five
| Bishwamitra khundrakpam asks : what is mean by urge |
| Ashish talukdar singh asks : What do you mean by conservative forces? And how we can identify them? |