The diagonals of a rhombus are perpendicular

Adam drew two same size rectangles and divided them into the same number of equal parts. he shaded 1/3 of one rectangle and 1/4 of the other rectangle. what is the least number of parts into which both rectangles could be divided into?

M.xyz =radians. covert this radian measure to its equivalent measure in degrees.

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