In a department store 70% of men's clothing sales are catalogue sales and the rest are in store sales. 605% of womens clothing sales are catalogue sales. The men's clothing department accounts for 20% of total sales and the women's is double this. The remaining portion is generated collectively by the other departments of which catalogue and in store sales are equally split.
what percentage of women's clothing sales are in store?
Is it 100%-60%=40% or is this a conditional probability question?