An electrician charges a one-time fee of $75 plus $25 for each hour of service. if h is the number of hours and t is the total amount billed to the customer, then the variables are related by the equation t = 25h + 75.
which variable is the independent variable?
a.
t
b.
there is no relationship between the variables.
c.
h

Find the value of the cosine for angle a

Why did the ice arena get so hot after the big game (this is math related google it to find the paper

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.