B1 and B2 went to visit each other. They left their houses at the same time. When they met on the way, they forgot they wanted to see each other and kept on walking. B1 reached B2's house 8 minutes after the meeting and B2 got to B1's house 18 minutes after the meeting. How long did it take B2 to reach B1's house from the time he left his own house?

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Who else can work it out...

Kedaman? gooddreams?