In this task, you need to count the number of times the given letter appears in the given sentence.
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Question: Sentence: 'a group of people standing around a table filled with assorted electronic devices'. Find frequency of the letter 'w'

Answer: 1

Question: Sentence: 'slices of orange are arranged on a plate'. Find frequency of the letter 's'

Answer: 2

Question: Sentence: 'two cat laying on the bed near each other'. Find frequency of the letter 'r'

Answer:
2