Answer:
7 hours and 15 minutes
Step-by-step explanation:
8:15 to 3:15 is 7 hrs then just add the remaining 15 minutes to get to 3:30.
First we calculate the z-score for this situation.

Finding <em>P</em>(x < 5.3) is the same as finding <em>P</em>(<em>z</em> < -0.8). Using a table of standard normal distribution and z-scores we see that the probability is 0.21186.
Answer:
B
Step-by-step explanation:
midpoint of EF: (-3,1/2)
distance of HG: 3.64
9) x= -6
10) x= 3/2
11) x= -4,0,5
12) no solution