6 and 7. The square root of 37 is 6.0827625, so the two whole numbers that are closest are 6 and 7.
The square root of 61.93 is irrational. Since rational numbers are infinitely dense there cannot be a closest rational.
The square root of 79 is approximately 8.89. Rounding to the nearest whole number, the approximate square root of 79 is 9.
Try taking the square root. If you get a whole number, then it is.
No, it may be not even a rational number. Square root of 2 is 1,414213562... for example.
The whole number closest to the square root of 65 is 8. The whole number closest to the square root of 65 is 8.
The square root of 15 being 3.87 the closest whole number would be 4
The square root of 240 is irrational; the closest number depends upon how many decimal places you want. If you want the closest whole number then: √240 = 15.49193... → closest whole number is 15.
The nearest whole number would be 3. The square root of 8 is approximately 2.82842712474619
3
6
8
4
15
12 (122 = 144, the closest square root)
39
No. Such a number is referred to as a perfect square. The closest perfect square to 23 is 25, the square root of which is 5.