 
<translate> Ọ na-agba egwú 4*2 = awa 8 kwa izu. Ọ na-agba egwú ruo izu 52 * 10 = 520 Ya mere, n'ozuzu ya, ọ gbara egwú ruo awa 8 * 520 = 4160. Azịza ikpeazụ ya bụ: 4160. <eng> He dances 4 * 2 = 8 hours per week. He dances for 52 * 10 = 520 weeks. So in total he danced for 8 * 520 = 4160 hours.
The final answer: 4160. 