Question

is 0.3 is multiplicative inverse of 31/3​

Answer 1

Let, the multiplicative inverse be x

ATQ :

$\frac{31}{3} \times x = 1 \\ \\ = > x = \frac{3}{31}$

which is not equal to 0.3

Hence the given statement is wrong ❌

Answer 2

No multiplicative inverse of 31/3 is 3/31