
150*1=150
150/7200=.02 km per second
A) y= (-1/2)x+50
(y=(-1/2)4 +50 = -2+50= 48)
Y=( -1/2 )8-50=-4+50 =46
B) -1/2X+50>=40
-1/2X>= -10
X<=20
To start the meeting with 40 students it should be 20 minutes or less before the meeting
Draw the line with the zero in the middle
Draw a closed circle at +20 and from that point draw a line to the left
If you apply a linear transformation

to a random variable X, the mean and standard deviations change as follows:


So, the new mean is

and the new standard deviation is

Answer:
8 days
Step-by-step explanation:
20,000-10,000=10,000
10,000/1,250= 8
so it would take 8 days