In this task, you need to count the number of times the given letter appears in the given sentence.

Q: Sentence: 'a toilet of some sort near a sink of some sort'. Find frequency of the letter 'o'

A: 7
****
Q: Sentence: 'a room with a big screen television and a couch'. Find frequency of the letter 'h'

A: 2
****
Q: Sentence: 'white passenger train with "grady" advertisement on it'. Find frequency of the letter 'h'

A:
2
****