Question

The average length of the three paper clips shown is
(a) 2.0 cm
(b) 2.2 cm
(c) 2.5 cm
(d) 3.0 cm
Figure

Answer 1

(b) 2.2 cm

$$\begin{gathered} \mathrm{Average}\mathrm{length}=\frac{2.2+2+2.4}{3} \\ =2.2\mathrm{cm} \end{gathered}$$