 
<translate> Ọnụ ọgụgụ nke nọmba asaa = 7X24 = 168 Nchịkọta nke nọmba 3 mbụ na nke ikpeazụ bụ = 3 X 14 + 3 X 19 = 99 Ya mere, nọmba dị n'etiti bụ (168 - 99 ) = 69 Azịza ikpeazụ: (E). <eng> The total of seven numbers = 7X24 = 168
The total of first 3 and last 3 numbers is = 3 X 14+3 X 19 = 99
So, the middle number is (168 - 99 ) = 69 The final answer: (E). 