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: 'food sitting in bowls on table with checked tablecloth'. Find frequency of the letter 't'

Answer: 6


Question: Sentence: 'a dog sitting in the back of a truck flat bed'. Find frequency of the letter 'h'

Answer: 1


Question: Sentence: 'a baby elephant standing on a brick pathway'. Find frequency of the letter 'a'

Answer:
7