There are 330 workers in a factory. Out of them, 100 are females, 100 are literate and 100 are married. Moreover, 10 females are literate and married, 20 females are literate and unmarried, 25 married females are illiterate and 5 married and literates are males. By

drawing the necessary venn-diagram, you are required to find: (i) No. of female workers who are illiterate and unmarried.

( ii) No. of literate workers who are unmarried males.

(iii (iv) No. of illiterate and unmarried male workers.

iv) No. of married workers who are illiterate males.​