1. Thickness of a sheet \(= 0.158\)
 
Thickness of a sheet after 7 folds \(=\)
 
2. Find the thickness of a sheet of a paper after it is folded 7 times. The initial thickness is represented by a letter \(\text{v}\).
 
Thickness of a sheet after 7 folds \(=\)  iii
 
[NOTE: Give answer in 3 decimal places]