Using a number line, what whole number and rational number to the nearest half is √12 between?

T. 3.5 and 4
U. 3 and 3.5
V. 2.5 and 3

The square root of 12 is approximately 3.464. The nearest half of 3.464 is 3.5. Therefore, √12 is between the whole numbers 3 and 4, and between the rational numbers 3.5 and 4. Answer choice T is correct.