Hi, please help . I need an reply before 9:30pm. Subject : Math Topic : Ratio Constant Difference Level : Primary 5 Questions : The figure is made up of a rectangle and a square. The ratio of the area of the square to the area of rectangle is 1:3. A shaded area of 20cm-square is being cut out. The ratio of the area of the unshaded square to that of the unshaded rectangle is now 2:7. What is the length of the square? Please help, thanks. (Note: The picture I shown is the picture shown on the worksheet of this question.)
Posted on: Sun, 27 Apr 2014 12:35:57 +0000
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