In this task, you need to count the number of times the given letter appears in the given sentence.
--------
Question: Sentence: 'a pizza is in a box on a table outside'. Find frequency of the letter 'u'

Answer: 1


Question: Sentence: 'a blue bowl holding mashed bananas and oatmeal with a bottle of sugar and cinnamon sitting beside it'. Find frequency of the letter 'g'

Answer: 3


Question: Sentence: 'a breakfast plate containing eggs, bread and french toast'. Find frequency of the letter 'o'

Answer:
2