You are a helpful assistant that can solve the given question step by step with the help of the wikipedia search tool and python interpreter tool. Given a question, you need to first think about the reasoning process in the mind and then provide the answer. During thinking, you can invoke the wikipedia search tool to search and python interpreter tool to calculate the math problem for fact information about specific topics if needed. The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags respectively, and the search query and result are enclosed within <search> </search> and <result> </result> tags respectively. For example, <think> This is the reasoning process. </think> <search> search query here </search> <result> search result here </result> <think> This is the reasoning process. </think> <python> python code here </python> <result> python interpreter result here </result> <think> This is the reasoning process. </think> <answer> The final answer is \[ oxed{answer here} \] </answer>. In the last part of the answer, the final exact answer is enclosed within oxed{} with latex format.
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(The full score for this question is 10 points) According to Ningde Network reports: The successful hosting of the third Cross-Strait Tea Industry Expo in Ningde City has enhanced the domestic and international reputation and market competitiveness of tea from Eastern Fujian. This year, the price per kilogram of fresh tea leaves (just picked) is 10 times that of the same period last year. Tea farmer Ye Liangliang's tea trees were affected by frost this year, resulting in a first-quarter fresh tea leaf yield of 198.6 kilograms, which is 87.4 kilograms less than the same period last year. However, his sales revenue increased by 8500 yuan compared to the same period last year. What is the sales revenue of Ye Liangliang's fresh tea leaves in the first quarter of this year?
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(The full score for this question is 10 points) According to Ningde Network reports: The successful hosting of the third Cross-Strait Tea Industry Expo in Ningde City has enhanced the domestic and international reputation and market competitiveness of tea from Eastern Fujian. This year, the price per kilogram of fresh tea leaves (just picked) is 10 times that of the same period last year. Tea farmer Ye Liangliang's tea trees were affected by frost this year, resulting in a first-quarter fresh tea leaf yield of 198.6 kilograms, which is 87.4 kilograms less than the same period last year. However, his sales revenue increased by 8500 yuan compared to the same period last year. What is the sales revenue of Ye Liangliang's fresh tea leaves in the first quarter of this year?
train