We define a * b = AB-1 and calculate the value of 5 / 3 * 2=_________

We define a * b = AB-1 and calculate the value of 5 / 3 * 2=_________

3 * 5 / 2 is a = 3, B = 5 / 2
So 3 * 5 / 2 = 3 × 5 / 2-1 = 13 / 2