not sure but a 68 is a 69 and they owe you one
72 + 72 = 144
9*8=72 72-3=69 9*8-3=69
49 + 72 + 68 = 189
180+72=252
72+30=102
24/72+45/72=69/72
You would formulate this problem X/100 * 150 = 72 and solve for X.
81
72
132
72 !
Sixty-nine over seventy-two equals 69/72 equals 0.95833.