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Sally left paris traveling 84mph. Joan, to catch up, left some time later driving at 93mph. Joan caught up after 9 hours. How long was Sally driving for before Joan caught up?

Sally left paris traveling 84mph. Joan, to catch up, left some time later driving at 93mph. Joan caught up after 9 hours. How long was Sally driving for before Joan caught up?
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5 votes
Sally left paris traveling 84mph. Joan, to catch up, left some time later driving at 93mph. Joan caught up after 9 hours. How long was Sally driving for before Joan caught up?

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User Earizon
by
9.2k points

2 Answers

3 votes
Sally was driving 10 minutes before Joan caught up to her .
answered
User Abramodj
by
7.7k points
4 votes
84(x) = 93(9)
84(x) = 837
x = 837/84
x = 9.96 hrs
answered
User Colwin
by
7.7k points
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