instruction:
In this task, you need to count the number of times the given letter appears in the given sentence.
question:
Sentence: 'a bowl of granola with raspberries and honey on top with a spoon'. Find frequency of the letter 'w'
answer:
3


question:
Sentence: 'a number of small boats on a beach near an umbrella'. Find frequency of the letter 's'
answer:
2


question:
Sentence: 'a man in business attire speaks holds a cell phone near his ear'. Find frequency of the letter 'r'
answer:

3