A School of 38 teachers has 15 married women. If 6 of the teachers are couples, how
many of the teachers are neither married nor
have their spouses not in the school?

Last saturday, the museum box office sold 281 tickets for a total of $3,954. adults ticket cost $15, and students ticket cost $12. how many of each kind of tickets were sold?

What are the domain and range of the function? f(x) = -4 (sqrt)x

Find parametric equations for the line tangent to the curve of intersection of the surfaces at the given point. surfaces: xsquared2plus+2yplus+2zequals=1212 yequals=33 point: left parenthesis 1 comma 3 comma five halves right parenthesis