Length of a pencil is 18 cm and its diameter is 8 mm what is the ratio of the diameter of the pencil of that of its length ?

Given: Length of a pencil is $18\ cm$ and its diameter is $8\ mm$.

To do: To the ratio of the diameter of the pencil of that of its length.

Solution:

As given, length of the pencil$=18\ cm=180\ mm$

Diameter of the pencil$=8\ mm$

Therefore, ratio of the diameter of the pencil of that of its length$=\frac{8}{180}$

$=\frac{2}{45}$

$=2:45$

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Updated on: 10-Oct-2022

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