Subject :IMO Class : Class 3

If represents 3, represent 9, then which of the following representsâ€¨27 + 9?

(a)

(b)

(c)

(d)

Please give the solution. If three is one and 3*3=2 blocks so,9=2 blocks*3=3 blocks 9=2 blocks. And in total there are 5 blocks.