On Martin's first stroke, his golf ball traveled \dfrac45 5 4 start fraction, 4, divided by, 5, end fraction of the distance to the hole. On his second stroke, the ball traveled 797979 meters and went into the hole. How many kilometers from the hole was Martin when he started?

Me because some of question i don’t understand

Need now max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

Which zero pair could be added to the function f(x) = x2 + 12x + 6 so that the function can be written in vertex form? o 3, -3o 6,629,-936, 36