Answer:
$ 256
Step-by-step explanation:
square footage of door = 8 x 4 = 32 ft^2
32 ft^2 * 8 dollar /ft^2 = $ 256
Answer:
3 ÷ 1/3 = 9
Step-by-step explanation:
= 3 ÷ 1/3
= 3/3 (3/1) ÷ 1/3
= 9/3 × 3/1
= 9/1
= 9
Answer:
C. 0.300 s.
53
11 + x
Step-by-step explanation:
brainest plz
To calculate expected value,
We can add up the probability of all possible events.
The 2 possible events are either winning $50 or losing the prize, which is $ - 50
Expected value =
50 x 40 % + (-50) x 60%
= $-10
So the answer is $-10