PORK:PIG 

1, 1, 2, 6, 24, ?, 720 

How many articles are there in the Charter of the United Nations? 

The phreatic line in an earth dam may be 

Which one does not belong to the group? 

The ratio of maximum shear stress to average shear stress of a circular beam, is 

The phenomenon of marble cancer is due to: 

Generally written dimension is followed and scaling out from the drawing is not allowed in