Questions

13 x 2 = 26 => Z (opposite side)

12 x 2 = 24 => X (opposite side)

13 x 1 = 13 => M (opposite side)

12 x 1 = 12 => L (opposite side)

The Swadeshi movement is the first movement launched against the British in India started in the year 1905. It is part of the Indian independence movement and the developing Indian nationalism was an economic strategy aimed at removing the British Empire from power and improving economic conditions in India by following the principles of swadeshi and which had some success.

A bug leakage results when a bug is detected which should have been detected in earlier builds/versions of the application.

A defect which exists during testing yet unfound by the tester which is eventually found by the tester/end-user is also called bug leakage.

A bug release is when a particular version of s/w is released with a set of known bug(s)/defect(s). These bugs are usually low severity and/or low priority bugs. It is done when the company can afford the existence of bug in the released s/w rather than the time/cost for fixing it in that particular version. These bugs are usually mentioned in the Release Notes.

The given letters equation states that 

18 H on a GC means 18 Holes on a Golf Course.