The following alternatives represent numbers that were expressed to three significant figures.Which of the alternatives is expressed incorrectly? A)45.7899 to 45.8 B)890.332 to 891 C)0.002346 to 0.00235 D)1543456 to 1.54 x 10⁶

Question

Quizplus · Accepted Answer

When expressing numbers to three significant figures, the number 890.332 should be rounded to 890, not 891. The rule is to look at the fourth figure (if present) to decide whether to round the third figure up or down. In this case, the fourth figure (3) does not warrant rounding up the third figure (0).

The Following Alternatives Represent Numbers That Were Expressed to Three