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

Sentence: 'giraffe brought in ground next to some trees in exhibit'. How many words start with the letter 't' in the sentence.
2

Sentence: 'green plants growing in a garden on the ground'. How many words start with the letter 'g' in the sentence.
4

Sentence: 'multiple street signs are in english and asian writing'. How many words start with the letter 'm' in the sentence.

1