Jeffrey is going to charge an initial fee for mowing lawns of $10 and then wants to charge an hourly rate. If he knows that he wants to charge a total of $40 to mow his neighbors yard and it will take him 2 hours, what should his hourly rate be?
A)
$10
B)
$15
C)
$20
D)
$25
Tha answer is B 15$

Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| ≤ 12

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 is the scale factor proportion for the enlargement shown?