<prompt> Ha u fuoa lintlha tse latelang, bala kakaretso ea litšenyehelo tsa lijo.Litšenyehelo tsa lijo: 15, 20, 12, 18  <response>: Instruction in English: Given the following data, calculate the average cost of a meal. . Response in English: The average cost of a meal is calculated by adding up the cost of all the meals and then dividing by the total number of meals. In this case, the total cost of the meals is: 15 20 12 18 65The total number of meals is 4.So, the average cost of a meal is 654 16.25 . Response in Sesotho: Litšenyehelo tse tloaelehileng tsa lijo li baloa ka ho kopanya litšenyehelo tsa lijo tsohle ebe li aroloa ka kakaretso ea palo ea lijo. Tabeng ena, litšenyehelo tsohle tsa lijo ke: 15 20 12 18 65 Palo eohle ea lijo ke 4. Ka hona, theko e tloaelehileng ea lijo ke 654 16.25 