2
-3
1.0348m rounded to 4 significant numbers is 1.035m
188,100 rounded to two significant figures is 190,000
Since numbers equal to or greater than 5 are rounded up, and numbers equal to or less than 4 are rounded down, the largest 4-digit number that can be rounded off to 3000 would be 3004.
124.5
It is 14.37
There are no two negative numbers that can do that. In fact,there are no two completely-real numbers that can do it.The only two numbers that can get the job done are :-2 + i 24.41311-2 - i 24.41311(Imaginary component is rounded.' i ' is the square root of -1 .)
2.500001 and 2.6499999
16.42443 and 6.57557 (both rounded)If the "108" was actually "-108", then they would be 27 and -4 .
18.52026 (rounded)
The numbers from 75 to 84 are rounded off to 80 to the nearest ten
0