 
<translate> Ọ dị ya mkpa ịgba ọsọ 70 n'izu ọ bụla, n'ihi na 3500 kewara 50 bụ 70. Ebe ọ bụ na e nwere ụbọchị asaa n'izu, ọ dị ya mkpa ịgba ọsọ 10 kwa ụbọchị n'ihi na 70 nkebi 7 hà 10. Azịza ikpeazụ ya bụ: 10. <eng> She needs to run 70 laps in total each week, because 3500 divided by 50 equals 70. Since there are seven days in a week, she needs to run 10 laps per day because 70 divided by 7 equals 10.
The final answer: 10. 