NGentle NGentle

29-09-2019
Chemistry

contestada

5. Carry out the following operations and express the answer with the correct number of significant
figures. (10 + 67.809) × 20 =
a: 1560
b. 1500
c.2000
d.1600

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gwyneth25 gwyneth25

29-09-2019

The answer is a. First, do the ones in the brackets and then follow with the multiplication

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