Answer:
$500
Step-by-step explanation:
She pick in $400, she took that $400 out so she would then have $0
She then inserted $500 back in with no money previously
$36 because 20% of 45 is 9 and 45 - 9 is 36!
-2x+3=15
Subtract 3 from both sides:
-2x=12
Divide -2 from both sides:
X=-16 is your answer
Answer:
Her z-score is 2.03.
Step-by-step explanation:
In a set with mean 
and standard deviation 
, the zscore of a measure X is given by:
Michelle’s height is 1.758 meters. What is her z-score?
Michelle's is a woman.
The average height of women is 
and the standard deviation is 
This is Z when X = 1.758. So
Her z-score is 2.03.
Six times twelve minus 4 equals forty-eight
