ABOAGYE v. QUARTEY AND ANOTHER Damages—Negligence—Collision of vehicles—Income earning vehicle—Vehicle damaged in accident caused by defendant's negligence—Loss of earnings—Determination of "reasonable time" for computation of loss of earnings—Vehicle sent for repairs almost a year after accident—Repairs effected in three months—Whether loss of earnings to be calculated from date of accident to date of judgment or on "reasonable time" basis—Allowance to be made for lapses in transport business.