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April 19, 2014

Homework Help: Maths

Posted by Zayn on Sunday, September 30, 2012 at 7:03am.

Sam used cement and sand to prepare a mixture. The ratio of the number of pails of cement used to the number of pails of sand used was 1:2. Sam then added 8 more pails of cement and the ratio became 5:2.
A.) How many pails of cement was used at first?
B.) How many pails of sand was used?

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