Aptitude - Volume and Surface Area - Discussion
Each of the questions given below consists of a question followed by three statements. You have to study the question and the statements and decide which of the statement(s) is/are necessary to answer the question.
What is the capacity of the cylindrical tank?
The area of the base is 61,600 sq. cm.
The height of the tank is 1.5 times the radius.
The circumference of base is 880 cm.
So, using 2 can get h that is h=1.5r after getting height we can substitute in 1 or 3 and then finally we can substitute all in capacity.