Question 1:-if assessee incurs a expenditure & the payments for such expenditure is made by cash and he paid for such expenditure in 5 installments in respect of 5 invoices raised on same day to a same party but invoices raised are for different purposes and each invoice is less than 20,000 but the aggregate of these invoices exceeds Rs. 20,000. Are all the invoices be disallowed U/s 40A(3)?