In this task, you need to count the number of times the given letter appears in the given sentence.

Q: Sentence: 'a double parking meter is decorated with a picture of a girl with wings on her feet'. Find frequency of the letter 'r'

A: 6
****
Q: Sentence: 'a group of people seated in chairs together and facing the same direction, with one man holding a soccer ball in his hands'. Find frequency of the letter 'm'

A: 2
****
Q: Sentence: 'a look into a very narrow looking kitchen with a black fridge'. Find frequency of the letter 'o'

A:
6
****