Subject :IMO Class : Class 6
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
B 4
C 9
D 24
Ans 1:
Class : Class 6
Ans 2:
Class : Class 6
5/24 x=3/8X=3/8-5/24X=4/24So 24 out of 4 rectangular must be shaded