I am trying to learn this, not just get an answer, could you please provide steps to getting the answers so I can study them?

I am trying to learn this, not just get an answer, could you please provide steps to getting the answers so I can study them? I am having a hard time in this class.

Thank you in advance. :)

An investment advisor believes that there is a 30% chance of making money by investing in a specific stock. If the stock makes money, then there is a 52% chance that among those making money, they would also get a dividend. Find the probability that the investor makes money and receive a dividend.

30%

52%

15%

16%

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Question 18

2 pts

An investment advisor believes that there is a 30% chance of making money by investing in a specific stock. If the stock makes money, then there is a 52% chance that among those making money, they would also get a dividend. Find the probability that the investor makes money and receive a dividend.

48%

30%

16%

14%

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Question 19

2 pts

A smartphone company found in a survey that 20% of people did not own a smartphone, 28% owned a smartphone only, 14% owned a smartphone and only a tablet, 13% owned a smartphone and only a computer, and 25% owned all three. If a person were selected at random, what is the probability that the person would own a smartphone only or a smartphone and computer?

28%

41%

42%

80%