The exact value is not required, just the range in which the IRR lies. Do the calculations manually. Don't use Excel.

Q$\mathrm{.}3$Set. $($C$)$ Calculate the IRR for a project having the following cashflows:

$\backslash$table$[[$Year$,0,1,2,3,4,5],[$Cashflow $($Rs$.),25,000,7,000,7,000,7,000,7,000,7,000]]$

The exact value is not required, just the range in which the IRR lies. Do the calculations manually. Don't use Excel.