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

[EX Q]: Sentence: 'antique fire truck restored and displayed at outdoor event'. How many words contain the letter 'x' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'green bananas or plantains hang in a bunch on a tree'. How many words contain the letter 'm' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a person in uniform is on a motorcycle near other uniformed people'. How many words contain the letter 'r' in the sentence.
[EX A]:
6