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Colin and Dan are marking exam papers. Each set takes Colin 20 minutes and Dan 1 hour. Express the times Colin and Dan take as a ratio. Give your answer in its simplest form.

Colin and Dan are marking exam papers. Each set takes Colin 20 minutes and Dan 1 hour. Express the times Colin and Dan take as a ratio. Give your answer in its simplest form.
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Colin and Dan are marking exam papers. Each set takes Colin 20 minutes and Dan 1 hour. Express the times Colin and Dan take as a ratio.

Give your answer in its simplest form.

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User Aaron Alton
by
8.2k points

1 Answer

3 votes

Answer:

ratio= 20:60

20+60=80

answered
User Mikepote
by
8.1k points
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