Question: Please help me with these problems, i worked them out. Please show step by step. Im comparing my answers. thx! 39% of teenagers use radio

Please help me with these problems, i worked them out. Please show step by step. Im comparing my answers. thx!

39% of teenagers use radio service. suppose there is a sample of 25 teenagers who are selected.

1) Find the probability that exactly 14 teenagers do not use radio service

2)Find the probability that more than 30% but at most 70% of these teenagers use radio service.

3)Find the probability that no less than 6 teenagers use online service

4)Find the probability that at least 11 teenagers do not use radio service

5)Find the probability that no more than 6 teenagers use radio service

6)Find the probability that the number of teenagers who use radio service differs by greater than 2 from the mean

7)Find the probability that greater than 6 teenagers use radio service.

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