Please answer it correctly and please show work please help me I need it 4Y = 3X and 12Y = 9X. What equation describes proportional relationship? What is the constant of proportionality?

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.

Find cot x if sin x cot x csc x = √2

Annabelle's homework is 75% it took her three hours how long should she estimate it will take her to complete her homework.