Use the information to answer the given question.

\(\begin{array}{c|c} & D\\ \hline \text{Opening stock: raw materials} & 10,000\\ \text{work-in-progress} & 16,000\\ \text{Purchases of raw materials} & 95,000\\ \text{Direct labour wages paid} & 13,500\\ \text{Royalties paid} & 6,200\\ \text{Accrued wages} & 2,800\\ \text{Closing stock: raw materials} & 7,500\\ \text{work in progress} & 8,500\\ \text{Manufacturing overhead} & 10,000\end{array}\)

Prime cost is

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