The answer will depend on the degree to which the number is rounded. Without any indication of that, it is not possible to answer the question sensibly.
To the nearest whole number, 3
It is: 155,000 rounded to the thousands place
It is 482.307 rounded to the nearest thousandth
Rounded to the nearest ones, it is 147 Rounded to the nearest ten, it is 150 Rounded to the nearest hundred, it is 100.
64,569 rounded to the thousands place is 65,000
It is 4.2 when rounded to the nearest tenth
350
300
Rounded to two decimal places, 347/221 x 100 = 157.01 percent.
The reciprocal of 347 would be 1/347 which is 0.0288 (rounded off to 3 significant figures)
6million, 082 thousand 347 (rounded up)
It is: 350 to the nearest 10
300
It is 346,000 rounded to the nearest 1,000
Take your choice out of: 345, 346, 347, 348 and 349
300
Any number greater than 0 has two square roots, a positive square root and a corresponding negative square root. Rounded to two decimal places, the square roots of 347 are ±18.63.
347 is an integer. It can be written in fraction form as 347/1. As a percentage it is 100*347 = 34700%