Let X and Y be the following sets: X =
= {0, 12, 23}
Y = {3, 12, 15}
Which of the following is the set X \Y?

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

Acone with volume 1350 m³ is dilated by a scale factor of 1/3. what is the volume of the resulting cone? enter your answer in the box. m³

Aubrey read 29 books and eli read 52 books what number is equal to the number of books aubrey read?