Question

Amy leaves a rest stop at 2 PM traveling west, at 45 miles per hour. Sarah leaves 2 hours later, also traveling west, but at 55 miles per hour. At what time will Sarah catch up with Amy?

Answer 1

55(t-2) =45t

55t-110 = 45t

-110 = -10t

t = 11 hours

 2 pm plus 11 hours = 1 am

Answer 2

Answer: mathematics, central tendency is the tendency of data values to cluster around some central value. What does a measure of variability tell you about the central tendency of a set of data? ... If the range and IQR are small, the values are clustering around some central value.

Step-by-step explanation: