12

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12

The headquarters of the Northeast Frontier Railway (NFR) is located in Maligaon, Guwahati, Assam. The NFR is one of the 18 railway zones of the Indian Railways. It is responsible for the operation and expansion of the rail network in the Northeastern states and some districts of eastern Bihar and northern West Bengal.

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The headquarters of the Northeast Frontier Railway (NFR) is located in Maligaon, Guwahati, Assam. The NFR is one of the 18 railway zones of the Indian Railways. It is responsible for the operation and expansion of the rail network in the Northeastern states and some districts of eastern Bihar and northern West Bengal.

$\frac{3}{2}$ >$\frac{3}{2}\times \frac{4}{9}$ = $\frac{12}{18}$ = $\frac{2}{3}$

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$\frac{3}{2}$ >$\frac{3}{2}\times \frac{4}{9}$ = $\frac{12}{18}$ = $\frac{2}{3}$

Copper was the first metal widely used by early humans due to its abundance in nature and its malleability, making it easy to shape into tools and weapons. Copper is considered to be the first metal discovered and used by humans, with evidence suggesting its use dating back around 8,000 BC.

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Copper was the first metal widely used by early humans due to its abundance in nature and its malleability, making it easy to shape into tools and weapons. Copper is considered to be the first metal discovered and used by humans, with evidence suggesting its use dating back around 8,000 BC.

The operating system (OS) is the core software that manages the computer's hardware and software resources. It provides a platform for other applications to run. Common examples of operating systems include Windows, macOS, and Linux.

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The operating system (OS) is the core software that manages the computer's hardware and software resources. It provides a platform for other applications to run. Common examples of operating systems include Windows, macOS, and Linux.