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: 'man is snow gear and skis skiing in the snow'. Find frequency of the letter 'i'

Answer: 5


Question: Sentence: 'girls posing of a picture one holding a tennis racket the other wearing a crown'. Find frequency of the letter 'g'

Answer: 4


Question: Sentence: 'slider burgers with hot dog and fries on plate on table'. Find frequency of the letter 'u'

Answer:
1