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 young girl is brushing her teeth in this dated photo'. Find frequency of the letter 't'

Answer: 5


Question: Sentence: 'seagulls sit on the posts of a seaside balcony by a clock tower'. Find frequency of the letter 'g'

Answer: 1


Question: Sentence: 'martha stewart holding a fluffy siamese cat on her arms'. Find frequency of the letter 'm'

Answer:
3