Quantitative Aptitude

Data Sufficiency 3

Each of these questions is followed by three statements. You have to study the question and all the three statements given to decide whether any information provided in the statement(s) is redundant and can be dispensed with while answering the given question.

1. 

What is the cost painting the two adjacent walls of a hall at Rs. 5 per m2 which has no windows or doors?

I. The area of the hall is 24 sq. m.

II. The breadth, length and height of the hall are in the ratio of 4 : 6 : 5 respectively.

III. Area of one wall is 30 sq. m.

A. I only
B. II only
C. III only
D. Either I or III
E. All I, II and III are required.
2. 

What is the area of the given rectangle?

I. Perimeter of the rectangle is 60 cm.

II. Breadth of the rectangle is 12 cm.

III. Sum of two adjacent sides is 30 cm.

A. I only
B. II only
C. I and II only
D. II and III only
E. II and either I or III