The value, v(t), of
a car depreciates according to the function v(t)=P(.85)t
where P is the purchase price of the car and t is the time, in years, since the car was purchased.
State the percent that the value of the car decreases by each year.
Justify your answer. PLS HELP ME!!

Horace's speedometer reads 60 miles per hour, but during a road test he finds that he was actually driving 58 mph. what is the percent error in horaces speedometer?

Plzzz i beg u so much asap ! what is the slope of this line? enter your answer in the box.

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.