Tick (✓) the correct answer

Question:

Tick (✓) the correct answer

Which of the following numbers is not a perfect square?

(a) 7056

(b) 3969

(c) 5478

(d) 4624

Solution:

(c) 5478

According to the properties of squares, a number ending in 2, 3, 7 or 8 is not a perfect square.

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