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A worker is to connect three equal sections of pipe. Each section is 6 2/3 metres in length, as shown below.
6 2/3 m
How long is the connected section of pipe?
19 1/3 metres
20 metres
20 1/16 metres
20 1/6 metres

Respuesta :

[tex]6\frac{2}{3}\implies 6+\frac{2}{3}\implies \stackrel{\textit{three times that much}}{3\left( 6+\frac{2}{3} \right)\implies} (3\cdot 6)+3\left( \frac{2}{3} \right)\implies 18+2\implies \underset{meters}{20}[/tex]

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