Answer:
24^2 inc
Step-by-step explanation:
The room is in a rectangular shape and to calculate the area of it we multiply width and length :
4 x 6 = 24^2 inches
3x - 14 = 6 + 2x
Add 14 to each side.
3x = 20 + 2x
Subtract 2x from each side
x = 20
Answer:
880km
Step-by-step explanation:
first 720 by 9 =80
second 80 x 11 = 880
then add the km
last you have 880km
<span>Expected value is the sum of the probability of each even times the outcome of the event.
So she wins $10 with probability 2/8, $3 with probability 1/8, $0 with probability 3/8, and loses $3 with probability 2/8.
So,
E = 10(2/8) + 3(1/8) + 0(3/8) - 3(2/8)
=5/4 + 3/8 - 3/4
=7/4
<span>= $1.75
</span>
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