2nd question help plzz

Xy x xy if a and b are positive integers such that a*b=9 and b*a=72 what is the value of a/b

The bottom of ignacio's desktop is 74.5cm from the floor. ignacios sits in his adjustable chair, and the tops of his legs are 49.3cm from the floor. each clockwise rotation of the knob on the chair raises ignacio's legs by 4.8cm. write an inequality to determine the number of clockwise rotations, r, ignacio could make with the knob without his legs touching the desk.

Mia’s gross pay is 2953 her deductions total 724.15 what percent if her gross pay is take-home pay