 
<translate> Iji zaa ajụjụ a dị n'elu, ahịrịokwu dị mkpa bụ: Greyhound nwere ike iru ọsọ zuru oke nke kilomita 70 kwa elekere (43 mph) n'ime mita 30 (98 ft), ma ọ bụ nzọụkwụ isii site na igbe, na -eme njem ihe fọrọ nke nta ka ọ bụrụ mita 20 kwa sekọnd (66 ft / s) maka mita 250 mbụ (820 ft) nke agbụrụ. N'ihi ya, azịza ya bụ 43. <eng> To answer the above question, the relevant sentence is: The Greyhound can reach a full speed of 70 kilometres per hour (43 mph) within 30 metres (98 ft), or six strides from the boxes, traveling at almost 20 metres per second (66 ft / s) for the first 250 metres (820 ft) of a race.
Therefore, the answer is 43. 