Determinati cel mai mic multiplu comun al urmatoarelor numere naturale a-36,48,54; b-30,45,75; c-48,60,72; d-90,24,72; e-75,100,150; f-72,108,144; g70,105,245; h-80,200,120

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?