Question

13.425 cannot be roundoff to 13.43 why?

Answer 1

depends on the author of the text you are using

Answer 2

in effect, an ending of 5 is equally close to either extreme, so it depends on the degree of accuracy you want

Answer 3

If the number is 5 or higher, round up. If the number is 4 or lower, keep the same.

Answer 4

saw procedure in a chemistry class that all even numbers were rounded up ,

odd-- down. I never used that tho---