Question

0.53 was rounded to 2 significant figures.
What is the upper bound?

Answer 1

0.535

Explanation:

The place value when rounded to 2 significant figure of this number is hundredth ( 0 . 5 3 )

Find the half of a hundredth.

0.01 ÷ 2 = 0.005

Now add 0.005 to 0.53

0.53 + 0.005 = 0.535

Upper bound = 0.535