Question 160368
(30h^-2)(k^14)/ (5hk^-3) 

= (30k^14/h^2) / (5h/k^3)

Invert the denominator and multiply to get:

= (30k^14/h^2) * (k^3/ 5h))

Cancel factors that are common to numerator and denominator such as
5

= (6k^17) / (h^3)

===============
Cheers,
Stan H.