Which of the following is a perfect square?
A. 1057
B. 625
C. 7928
D. 64000
Answer:B
Which of the following is a perfect square?
A. 1057 B. 625 C. 7928 D. 64000
Explanation: The natural numbers which end with 0, 2, 3, 7 and 8 are not perfect squares. Hence, 625 is a perfect square.