 
 <translate> 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. <hau> Don amsa tambayar da ke sama, jumlar da ta dace ita ce: Greyhound na iya kaiwa cikakken saurin kilomita 70 a kowace awa (43 mph) a cikin mita 30 (98 ft), ko matakai shida daga akwatunan, yana tafiya da kusan mita 20 a kowane dakika (66 ft / s) don farkon mita 250 (820 ft) na tsere. Saboda haka, amsar ita ce 43. 