Answer: B) 2/5
Step-by-step explanation: Convert the mixed number 2 1/2 into an improper fraction first by multiplying the denominator (2) by the whole number part (2)and add the numerator (1) to get the new numerator. Place the new numerator (5) over the old denominator (2). And now inverse means opposite, so the reciprocal of 5/2 is 2/5. Flip It!!!
Finally: 5/2 inverse= 2/5