Two I-beams are to be joined end to end. One has been measured to be 2.680 m long; the other, 4.9 m. When they are bolted together, what value can you accurately give for the total length?

I. Tenths (7.6 m)
II. None of these
III. Whole number (8 m)
IV. Hundredths (7.58 m)
V. Two significant figures (7.6 m)
VI. Four significant figures (7.580 m)
VII. Three significant figures (7.58 m)

Question

Two I-beams are to be joined end to end. One has been measured to be 2.680 m long; the other, 4.9 m. When they are bolted together, what value can you accurately give for the total length?

I. Tenths (7.6 m)
II. None of these
III. Whole number (8 m)
IV. Hundredths (7.58 m)
V. Two significant figures (7.6 m)
VI. Four significant figures (7.580 m)
VII. Three significant figures (7.58 m)

anonymous · Answer

You want to say none of these.. recall significant digits

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If there was 7.5 than maybe...