a: \(10x^3y^2z:\left(-4xy^2z\right)=-\dfrac{5}{2}x^2\)
b: \(32x^2y^3z^4:14y^2z=\dfrac{16}{7}x^2yz^3\)
c: \(25x^4y^5z^3:\left(-3xy^2z\right)=-\dfrac{25}{3}x^3y^3z^2\)
f: \(\left(-35xy^5z\right):\left(-12xy^4\right)=\dfrac{35}{12}yz\)
g: \(x^3y^4:x^3y=y^3\)
h: \(18x^2y^2z:6xyz=3xy\)