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

[Q]: Sentence: 'supplies and tools are arranged on the floor with a hard hat and bag'. Find frequency of the letter 'n'
[A]: 4


[Q]: Sentence: 'cooked fish and green broccoli share a single white plate'. Find frequency of the letter 'c'
[A]: 3


[Q]: Sentence: 'prepared fruits and vegetables together on a table'. Find frequency of the letter 'r'
[A]:
4