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

[EX Q]: Sentence: 'the noodle salad has many spices in it'. How many words contain the letter 'v' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a cat that is laying down with a mouse on top of it'. How many words contain the letter 'm' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a blue truck driving down a street past homes'. How many words contain the letter 't' in the sentence.
[EX A]:
3