Subject :IMO Class : Class 7
There is a set of four figures labelled 1, 2, 3 and 4 called the Problem Set. Select a suitable figure from the options which will substitute the question mark so that a series is formed by the figures 1, 2, 3 and 4 taken in order.
(A) 
(B) 
(C) 
(D) 
Ans 1: (Master Answer)
Class : Class 1
The correct answer is D.