Answer:
$3,000
Step-by-step explanation:
There two possible outcomes:
There is a 3/4 chance that the bid is rejected for a value of -$1,400
There is a 1/4 chance that the bid is accepted for a value of $17,600 - $1,400.
The expected value of the situation is:

The expected value is $3,000.
Answer:
Division. The niece can divide both sides of the equation by 19 to find the answer.
Let me know if this helps!
1) D
2)
3) B
4 ) F
5)C
6) F
7) D
8) C
I'm not sure about questions 4 and 7, but they may be correct.
I couldn't because I couldn't see the 2nd question
Slope formula m = (y2-y1) / (x2 - x1)
m = (1 - 6) / 7 - 1)
m = -5 / 6
Slope or parallel lines are the same
Slope = -5/6
SE NÃO ME ENGANO A RESPOSTA É A 10