Consider today’s stock listing for Dagofi Radar, shown below.

52 wk High
52 wk Low
Symbol
Div.
Close
Net Change
162.22
57.71
DFR
9.75
130.58
-2.64

If the lowest price in the past year occurred 35 days ago, find the approximate average change per day since then.
a.
$2.08
b.
$2.64
c.
$0.90
d.
$2.99

Find an equation of the line perpendicular to the graph.

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

Aculture started with 3000 bacteria. after 5 hours it grew to 3900 bacteria. predict how many bacteria will be present after 9 hours