need answer

For 300 trading days, the daily closing price of a stock [in $3 is well modeled by a Manual model with mean $196.61 and standard deviation $111. According to this model, what is the probability that on a randomly.r selected day in this period the stock price closed as follows. a) above $203.72? h} below $210.83? C) between $182.39 and $210.83? d) Which would be more unusual, a day on which the stock price closed above $208 or below $190