Peter starts out from a restaurant traveling at 24 mph. Alex leaves the restaurant 15 minutes later, traveling at 36 mph in the same direction. How long will it take Alex to pass Peter? How far away from the restaurant will they be when Alex passes Peter? (0.5 hours, 18 miles from the restaurant)

Question

Cloe Noble

Physics

20 August, 12:19

Peter starts out from a restaurant traveling at 24 mph. Alex leaves the restaurant 15 minutes later, traveling at 36 mph in the same direction. How long will it take Alex to pass Peter? How far away from the restaurant will they be when Alex passes Peter? (0.5 hours, 18 miles from the restaurant)

+3

Answers (1)

Know the Answer?

Joel Strickland · Answer 1

(a) : Will take 0.5 hours to Alex pass Peter.

(b) : They will be 18 miles away from the restaurant.

Explanation:

d = 24 mh * 0.25 min

d = 6 miles

t = 6 miles / (36mph - 24mph)

t = 0.5 hours (a)

x = 36 mph * t

x = 36mph * 0.5 hr

x = 18 miles (b)