Task: Question Answering
Input (English): Question: The juice stall at the circus stocked just 2 brands of orange juice tetra packs. Brand A costs $1 per pack and brand B costs $1.5 per pack. Last week , brand A contributed to r% of stall’s revenue and accounted for s% of sales of juice tetra packs. Which of the following expresses r in terms of s?

 Option A: 100s/(150 – s

 Option B: 200s/(250-s

 Option C: 200s/(300-s

 Option D: 250s/(400-s

 Option E: 300s/(500-s
Output (English): Option C