Discussion Forum

1)

Below diagram , a series start from left with unnumbered and ends with unnumbered figure.If the position of two out of four numberred figures are interchanged,the series will be established prperly.The earlier of the two numbered figures whose positions are to be interchanged,will be the answer.

Answer:

Option 4

Explanation:

By observing this figure, it is clear that the shaped portion increased continously till the entire figure is shaded and then started decreasing.this pattern can be properly established if nonne of the figure interchanged.