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# Average Problem

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SVP
Joined: 16 Oct 2003
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09 Jun 2004, 18:35
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

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SVP
Joined: 30 Oct 2003
Posts: 1793
Location: NewJersey USA
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09 Jun 2004, 18:53
(378-216)/3 = 162/3 = 54
Manager
Joined: 20 Oct 2003
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Location: Houston, TX
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09 Jun 2004, 21:21
d = r*t

Day 1: 216 = r(t-3)
Day 2: 378 = rt

216 = rt-3r
216 = 378-3r
-162 = -3r

r = 54
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