Madhya Pradesh Police Exam Model Paper 6

Concept Used:
The multiplicative inverse of a fraction a/b is b/a.
In multiplicative inverse, a number when multiplicated by its reciprocal gives '1'
But in the case of zero, it is not possible.
for e.g.→
$2\times 1/2=1$
$-1\times 1/-1=1$
Conclusion:
∴ 0 has no multiplicative inverse.