#### Round off the following numbers to three significant figures: (a) 58 342 m, (b) 68.534 s, (c) 2553 N, and (d) 7555 kg.

## Solution:

a) 58.3 km

b) 68.5 s

c) 2.55 kN

d) 7.56 Mg

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# Problem 1.1 – Rounding to 3 significant figures

#### Round off the following numbers to three significant figures: (a) 58 342 m, (b) 68.534 s, (c) 2553 N, and (d) 7555 kg.

## Solution:

a) 58.3 km

b) 68.5 s

c) 2.55 kN

d) 7.56 Mg

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