Question

11. The average salary of a group of unskilled workers is * 10,000 and that of a group of
skilled workers is? 15,000. If the combined salary is * 12,000, then what is the percentage
of skilled workers?
(a) 40%
(b) 50%
(c) 60%
(d) none of these​

Answer 1

Answer:

ans is d i.e none of these