Achess club has 25 members 8 of which is males the reat are females. what is the ratio of females to males

Which is the value of this expression when p=(-2) and q=(-1)

Solve the inequality, then identify the graph of the solution. 2x – 1 > x + 2

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?