3.7
44.0
Rounded down to the nearest tenth, 13.4256 is approximately equal to 13.4, or 13 and four tenths.
0.4 is equal to 4/10, or four tenths. No further rounding is required - it is already rounded down to the nearest tenth.
12 and 6/10
4.6
29.5
14.7
23.48, 23.49, 23.51, 23.52
Anything five and over is rounded up, anything four and under is rounded down, 3 is less than four, therefore the answer is 750.
29.7
Four million square miles, rounded. (3,854,085 actual sq miles).
It is 112.4 rounded to the nearest tenth