Question

The area of a playground is $1600$ square metres. What is its perimeter?
(I) It is a perfect square playground
(II) It costs Rs. $3200$ to put a fence around the play ground at the rate of Rs. $20$ per metre

• A. Statement (I) ALONE is sufficient, but statement (II) B alone is not sufficient
• B. Statement (II) ALONE is sufficient, but statement (I) alone is not sufficient
• C. BOTH statements TOGETHER are sufficient, but NEITHER statement alone is sufficient
• D. EACH statement ALONE is sufficient

Answer 1

Answer: (D)

EACH statement ALONE is sufficient

From (I): We can find the side, area and perimeter ofsquare.From (II) ; Since Perimeter $\times$ rate of fencing per metre = Total cost (in rupees)
Hence, each statement alone is sufficient.