Consideration of profit @ 6% if all receipts are thru bank

Dear all

One of my client is a lorry transporter having T O 75 lakhs(all receipts are thru bank only) And have other businee income apprx 250000/- wants to file return with B/S  . so my doubt is can i flie the retun with a net profit of 6% on Gross receipts for transport business and other business directly 250000 income without mentioning in detail for other business for the AY 2017-18 . is there any problem for me. 

Give me reply ASAP