Resposta:
[tex] \frac{4.8 \times 10 ^{9} }{1.6 \times {10}^{6} } = [/tex]
[tex] \frac{4.8}{1.6 } \times \frac{10 ^{9} }{ {10}^{6} } = [/tex]
[tex]3 \times {10}^{9 - 6} = [/tex]
[tex]3 \times {10}^{3} \: ou \: 3000[/tex]
