In this task, you need to count the number of words in a sentence that end with the given letter. Answer with numbers and not words.

Sentence: 'a couple of white sinks are in a restroom'. How many words end with the letter 'n' in the sentence.
1

Sentence: 'green bananas and a grapefruit are sitting in front of flowers'. How many words end with the letter 'f' in the sentence.
1

Sentence: 'two people sitting wearing costumes with cars in the background'. How many words end with the letter 'o' in the sentence.

1