capitals gain from sale of plot

Dear Forum Members

                                       My mother age is 58 years and purchased a plot from her household savings for Rs 35,000/- in year 1996-97 and have sold for Rs 7,50,000/- cash in  july 13 2013-14 due to some financial crunch,she has applied for pan card recently and is ready to pay the capital gain tax as per the norms,pls guide how to compute this case and file the return in 2013-2014,will she get the normal deduction and can we invest any uti mutual funds for exemption like ,not the goi rec nhai bonds to save tax and do not  go for lock in period,she is ready to pay the tax.

PLS GUIDE AND HELP because here at my place all people talk different things totally confusion.

Regards

Deepak