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A person walking 5/6 of his usual rate is 40 minutes late. What is his usual time?
Last Post 08 Aug 2013 11:21 AM by philip. 5 Replies.
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richie
Basic Member
Posts:171
16 Jul 2013 02:47 PM
A person walking 5/6 of his usual rate is 40 minutes late. What is his usual time?
bal
Basic Member
Posts:147
17 Jul 2013 04:29 AM
3 hours
james
Basic Member
Posts:125
18 Jul 2013 03:16 PM
2.5 hours
ffinybryn
Basic Member
Posts:101
23 Jul 2013 02:19 AM
200mins (3hours 20mins)
6mph x time = distance
5mph x (time+40) = distance
6t = 5(t+40) = 5t+200
t = 200
richards
Basic Member
Posts:172
05 Aug 2013 03:02 PM
180 minutes
philip
Basic Member
Posts:118
08 Aug 2013 11:21 AM
2 hours 40 mins
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