Answer:
Perfect square less than number 47 : 36
Perfect square greater than number 47 : 49
Perect square number closer to 47 : 49
Explanation:
The perfect square which is less than 47 is 36 ; 6 x 6 = 36.
The perfect square which is greater than 47 is 49 ; 7 x 7 = 49.
The perfect square number closer to 47 is 49 ; 47 - 36 = 11, 49 - 47 = 2
2 is less than 11 so we know that 49 is the perfect square number closer to 47.