Mairi has 200 flowers. Of these flowers $$\[ \begin{aligned} & 37 \text { are white } \\ & 25 \text { are yellow } \\ & 42 \text { are pink } \end{aligned} \]$$ The rest of the flowers are red. Express the number of red flowers as a fraction of the total number of flowers. Give your fraction in its simplest form.

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