February 24, 2017

Homework Help: Maths

Posted by Annabella Richards on Monday, June 20, 2011 at 2:13am.

As part of a fundraising effort, a group of students decide to sell chocolate bars from door to door. They sold moro bars at three-quaters of the houses they tried, scrunch bars at two-thirds of their calls, and at 10 houses they sold both how many houses did they visit?22

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