Question

The length breadth and height of metal block mass 160 kg are 50cm 40cn and 20 respectively.

Find the density of the metal block. ​

Answer 1

$\begin{gathered} \pmb{ \bf{ \gray{Given}}} \\ \tt \: \tiny{The length, breadth and height of metal block mass 160 kg are 50cm, 40cm, 20cm respectively }\\ \\ \\ \pmb{ \bf{ \gray{To  \: Find}}} \\ The density of metal block. \\ \\ \\ \pmb{ \bf{ \gray{Solution}}} \\ \tt \: We know that~ \: \boxed{ \sf \: 1cm = \frac{1}{100}m} \\ \rm \red{ Length = 50cm =0.5m} \\ \rm \red{Breadth = 40cm=0.4m} \\ \rm \red{Height = 20cm =0.2m} \\ \\ \large \cal \blue{☆ \: \: Volume \: calculation }\\ \tt ▪︎ \: Volume \ \ of \ \ metal \ \ block = Length × Breadth × Height \\ \tt \: ▪︎ \: Volume \ \ of \ \ metal \ \ block = 0.5m × 0.4m × 0.2m \\ \tt \: \:▪︎ \: Volume \ \ of \ \ metal \ \ block = 0.20m² × 0.2m \\ \tt \: ▪︎ \: Volume \ \ of \ \ metal \ \ block = 0.4m³ \\ \large\boxed{ \red{ \bf{Volume = 0.4m³}}} \\ \\ \\ \large   \cal☆ \: \: \blue{ Density \: \: calculation} \\ ▪︎ \: \tt \: Density \ \ of \ \ metal \ \ block = \frac{Mass}{Volume} \\ \tt▪︎ \: Density \ \ of \ \ metal \ \ block = \frac{160kg}{0.4m³} \\ \tt▪︎ \: Density \ \ of \ \ metal \ \ block = 4,000 kg/m³ \\ \large \boxed{\red{Density = 4,000 kg/m³}} \\ \\ \large \pmb{ \bf{ \gray{Answer}}} \\ \tt \small{\red{ Hence, the density of metal block = 4,000 kg/m³}}:)\end{gathered}$

Answer 2

Density of the metal block is 4000 kg/m³Answer:

Explanation: