Question

A Calculator Answer Of 423.6059 Must Be Rounded Off To Three Significant Figures. What Answer Is Reported? A.420 B.423 C. 423.6 D. 423.7 E.424

Answer 1

E. 424

Explanation:

To round off the number 423.6059 to three significant figures, we look at the fourth digit.

The fourth digit is 6, which is greater than 5. In this case, we round up the last significant figure when rounding to three significant figures.

So, the answer is E.424