 
<translate> Ya kara lokacin da zai iya gudu da 8 *.75 = 6 hours. Don haka yanzu zai iya gudu awa 8 + 6 = awa 14. Saurinsa yanzu 8 + 4 = 12 mph. Saboda haka zai iya gudu 14 * 12 = 168 mil. Amsar ƙarshe: 168. <eng> He increases the time he can run by 8 * .75 = 6 hours. So he can now run 8 + 6 = 14 hours. His speed is now 8 + 4 = 12 mph. So he can run 14 * 12 = 168 miles. Final answer: 168. 