Divide the total length by the number of pieces. Round to 1 decimal place.<br><br>
&bull; \(25 \div 18 = 1.3888\ldots\)<br>
&bull; Correct to 1 decimal place: look at the 2nd decimal digit (8), so round up.<br>
&bull; \(1.3888\ldots \approx 1.4\)<br><br>
Final Answer: 1.4 m