Simplify 5 - 8 +3 * 9

If m∠c = 147°, determine m∠e. 147° 57° 33° 180°

What is the solution of the systems of equations? y=2/3x+3 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?