Answer:
Let income of B = x
From the question A's income is 60% more that that of B
So,
Income of A =
=
= 1.6x
Percantage of B's income in comparision of A's income :
= %
= %
= 62.5%
So, In percent B's income less than A's = 100 - 62.5
= 37.5 % (Ans)