November 26, 2015

Homework Help: maths

Posted by srihita on Monday, March 26, 2012 at 6:43am.

Siew Yan had some red coloured beads and yellow coloured bead. The number of red coloured beads was 4/9 as many as the number of yellow coloured beads. After giving away 21 yellow beads, Siew Yan 2/3 as many red coloured beads as yellow coloured beads. How many red beads did siew yan have?

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