What is the number of straight lines in the following figure?

1) 11
2) 14
3) 17
4) 16

Select the figure which satisfies the same conditions of placement of the dots as in Figure-X

1) 1
2) 2
3) 3
4) 4

How many triangles are there in the following figure?

1) 18
2) 28
3) 27
4) 26

Select the figure which satisfies the same conditions of placement of the dots as in Figure-X

1) 1
2) 2
3) 3
4) 4

Select the figure which satisfies the same conditions of placement of the dots as in Figure-X

1) 1
2) 2
3) 3
4) 4