ABCD is a square. 5 out of 6 identical rectangles in the smaller square have been shaded. How many more similar rectangles must be shaded so that 3⁄8 of square ABCD is shaded ?
A3
B4
C9
D24
ABCD is a square. 5 out of 6 identical rectangles in the smaller square have been shaded. How many more similar rectangles must be shaded so that 3⁄8 of square ABCD is shaded ?
A3
B4
C9
D24