Study the following information to answer these questions:
A blacksmith has five iron articles P, Q, R, S and T each having a different weight.
(i) P weighs twice as much as Q.
(ii) Q weighs four and a half times as much as R.
(iii) R weighs half as much as S.
(iv) S weighs half as much as T.
(v) T weighs less than A but more than R.
Which of the following represents thee descending order of weights of the articles?