Which pair of numbers has the greatest common factor as that of 48 and 78 ?

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?

What is the solution to the equation below? 3/x-2+6=square root x-2 +8

Savannah had 40 iris blooms last year this year she had 15% more iris blooms how many more hours blooms did savannah have this year