Answer:
b
Step-by-step explanation:
So,
Since this is independent probability, the probability of the event above occurring is:

First, the probability of landing on heads.

Now, the probability of rolling an even number.
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Plug it into the equation.

The correct option is C.
The chance that any given bulb is on is equal to 1/2. The chance that all twenty bulbs are on at the same time is
I think you can use cosine rule if only the lines that form the <52 are equal.
Answer:
$2.25
Step-by-step explanation:
Marica pays with 2 $10 bills and 1 $5 bill, 10+10+5=25. Since she paid $22.75, her change would be 25-22.75=2.25.