 
 <translate> Since wants needs an 85 as an average and he takes five tests, he must have 85 * 5 = 425 total points. Currently he has 85 + 79 + 92 + 84 = 340 points. So for his fifth test he needs 425 - 340 = 85 points.
The final answer: 85. <ibo> Ebe ọ bụ na ọ chọrọ akara 85 dị ka nkezi ma na-eme ule ise, ọ ghaghị inwe 85 * 5 = 425 ngụkọta akara. Ka ọ dị ugbua o nwere akara 85 + 79 + 92 + 84 = 340 points. Ya mere, maka ule nke ise ya, ọ chọrọ 425 - 340 = akara 85. Azịza ikpeazụ ya bụ: 85. 