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# How many passengers can be seated on a plane with r rows, if

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Manager
Joined: 24 Jun 2003
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Location: Moscow
How many passengers can be seated on a plane with r rows, if [#permalink]

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07 Aug 2003, 23:48
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

How many passengers can be seated on a plane with r rows, if each row consists of d double seats and t tripple seats?

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Manager
Joined: 10 Jun 2003
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08 Aug 2003, 08:36
If two people can sit in a double seat, then that is 2d.
If three people can sit in a triple seat, then that is 3t.
So for one row it would be 2d + 3t.
For r rows it would be r(2d+3t).

I hope I understood the q correctly

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08 Aug 2003, 08:36
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# How many passengers can be seated on a plane with r rows, if

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