(ii)a sum equal to twenty per cent. of the profits of [* * *] [ Certain words omitted by Act 13 of 1989, Section 7 (w.r.e.f. 1.4.1991).][business or profession as computed in the accounts of the assessee audited in accordance with sub-section (5), whichever is less:] [Inserted by Act 23 of 1986, Section 8 (w.e.f. 1.4.1987).]