Science, asked by reenabhandari1576, 8 months ago

can anyone tell me from how 1.8 had came . please

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Answered by krishnaraj19

1

Answer:

1.05Nf=0.75(17640-Nf)

1.05Nf=0.75*17640-0.75Nf

1.05Nf+0.75Nf=13230

1.80Nf=13230

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