1.

II. The volume of hemisphere is 1500 cubic cm.1). The data in statement I alone is sufficient to answer the question, while the data in statement II alone is not sufficient to answer the question.2). The data in statement II alone is sufficient to answer the question, while the data in statement I alone is not sufficient to answer the question.3). The data in statement I alone or in statement II alone is sufficient to answer the question.4). The data in both the statements I and II is not sufficient to answer the question.

Answer»

From statement I:

The total surface area of hemisphere is 400 square CM. From here, we can FIND value of Radius and hence curved surface area of hemisphere.

STATEMENT I alone is sufficient to ANSWER the question.

From statement II:

The volume of hemisphere is 1500 cubic cm. From here, we can find value of Radius and hence curved surface area of hemisphere.

∴ Statement II alone is sufficient to answer the question.


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