A man runs for an hour and a half at 8 miles an hour due south. He then continues south on a bus traveling at 55 miles an hour for 24 minutes. How far did he travel?

Respuesta :

Answer:34 miles

Explanation:

Given

Man runs for [tex]t_1=1.5\ hr[/tex] to south with speed [tex]v_1=8\ mph[/tex]

He then continues south for [tex]t_2=24\ minutes\approx 0.4\ hr[/tex] with speed [tex]v_2=55\ mph[/tex]

Total distance traveled [tex]d=v_1\times t_1+v_2\times t_2[/tex]

[tex]d=8\times 1.5+55\times 0.4[/tex]

[tex]d=12+22[/tex]

[tex]d=34\ miles[/tex]

thus he travels a distance of [tex]34\ miles[/tex] due to south