Find the length of the pencil shown on the scale.
5 cm
5.5 cm
6 cm
6.5 cm
If we observe the picture, the pencil on the scale is starting from 1 cm. Ideally, it should start from zero. So, subtract 1 cm from 6 cm.
i.e., Length of the pencil =6cm−1cm=5cm
The lengths of four pencils are measured using a large scale. Which of them is longest if head and tip of the pencil is at: