A man spends Rs 3,300. This is 75% of his monthly income. His monthly income is?

4400

5500

4100

3800

None of these

Let total income = x

Spend money = 3300

% money of total income used = 75% of X According to condition.

75% x X = 3300 X x 75/100 = 3300 75X = 330000 X = 330000/75 X = 4400