What is the cost of panting the two adjacent walls of a hall which has no windows or doors?
I. The area of the hall is 24 sq. m.
II. The breadth, lengh and the height of the hall are in the ratio of 4 : 6 : 5.
III. Area of one wall is 30 sq. m.
Data inadequate.
Which of the following countries is a land locked country insouth America?
Bolivia