In this task, you need to count the number of words in a sentence that contain the given letter

[EX Q]: Sentence: 'a business man is talking on the phone'. How many words contain the letter 'e' in the sentence.
[EX A]: 3

[EX Q]: Sentence: 'a cat in a tie sits on the couch'. How many words contain the letter 't' in the sentence.
[EX A]: 4

[EX Q]: Sentence: 'there is some type of pie inside of a frying pan'. How many words contain the letter 'g' in the sentence.
[EX A]:
1