Originally, an order consisting of T units was to be shipped in N crates with x units in each crate. If new shipping regulations require the use of an additional S crates, and the order will be shipped with y units in each crate, which of the following represents the difference between x and y?
1) T/S
2) S/T
3) N+S /T
4) TS/ N(N+S)
5) TS/ N(N-S)
1) T/S
2) S/T
3) N+S /T
4) TS/ N(N+S)
5) TS/ N(N-S)
