 
 <translate> D = 90 + 120 = 210
S = 54 * 5/18 = 15 mps
T = 210/15 = 14 seis the reasoning for what question and answer pair? <ibo> D = 90 + 120 = 210 S = 54 * 5/18 = 15 mps T = 210/15 = 14 bụ echiche maka ajụjụ na azịza di na nwunye? 