Dead ne 100% 1-74 -74 Anna is driving from Champaign to Indianapolis on 1-74. Sh

Question

Dead ne 100% 1-74 -74 Anna is driving from Champaign to Indianapolis on 1-74. She passes the Prospect Ave. exit at noon and maintains a constant speed of 75 mph for the entire trip. Chuck is driving in the opposite direction. He passes the Brownsburg, IN exit at 12:30pm and maintains a constant speed of 65 mph all the way to Champaign. Assume that the Brownsburg and Prospect exits are 105 miles apart, and that the road is straight. How far from the Prospect Ave. exit do Anna and Chuck pass each other? x mi Copyright o 2018 Freenan Worth Publishers a division of Macmitian Learning About Tech Support Find Mour Local Sales Rep I Tenms Of Use1 Privacy Policy

Explanation / Answer

Let t be the time of travel for Anna till he meets the other.

Distance covered = 75 t miles

Distance covered by the other is 65 *(t – 0.5)

Adding the two

75 t + 65 *(t – 0.5) = 105

140 t - 32.5 = 105

140 t = 137.5

t = 59 minutes

Distance covered = 75 t = 73.7 miles.

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