instruction:
In this task, you need to count the number of times the given letter appears in the given sentence.
question:
Sentence: 'a bedroom with a neatly made bed and a laptop'. Find frequency of the letter 'l'
answer:
2


question:
Sentence: 'a man hitting a tennis ball with a tennis racquet'. Find frequency of the letter 't'
answer:
6


question:
Sentence: 'two men standing next to a dirt bike on beach'. Find frequency of the letter 't'
answer:

5