them related to any property other than his laundromat and his motel; that he did not own some of the property he had owned prior to the injury; that he did keep the machines in his laundromat in operating condition; that he collected rents from his properties and did such things as check the rate of occupancy of the motel. Thereafter, appellant's counsel asked appellee if, as a result of his accident and for a period thereafter, there was any substantial difference in the amount of money he derived from his own operation of businesses. Appellee's objection to this inquiry was sustained. After appellee stated on further examination that there was a significant difference in his income from his activities in the operation of his business before andwas whether appellee was totally disabled. He had testified on direct examination that by reason of the injury, he was unable to perform certain duties he had previously done in connection with his real estate rental business. He did not point out any specific amounts that he had paid or been called upon to pay anyone to perform services he was unable to do. Nor did he ever state the amount by which the income he received from the rental property, for which his services had been previously required, had declined. While the answers to the questions propounded by appellant's counsel were certainly not determinative of the question at issue, they would certainly have been pertinent, material and relevant to the question whether appellee was actually disabled and