Brad walks and jogs to schooll every day. He averages 5 km/hr walking and 9 km/hr jogging. The distane from home to shool is 6 km, and the total trip takes 1 hour. How far does Brad walk?

Question

Physics

Ashly Howell

22 October, 10:49

Brad walks and jogs to schooll every day. He averages 5 km/hr walking and 9 km/hr jogging. The distane from home to shool is 6 km, and the total trip takes 1 hour. How far does Brad walk?

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Answers (1)

Know the Answer?

Ariana Hodges · Answer 1

We know that

Distance = speed x time

Let w be the time Brad spent walking. The time spent jogging will be 1 - w

6 = 5w + 9 (1 - w)

w = 0.75 hours

Distance walked = 0.75 x 5

= 3.75 km