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**DOK 2 12. The table shows the population estimates for 3 countries in scientific notation. Population Estimates Country Number of People P 0 Whiat number, written in scientific notation, represents the combined total population of countries P and Q? Show your work or explain your answer.

DOK 2 12 The table shows the population estimates for 3 countries in scientific notation Population Estimates Country Number of People P 0 Whiat number written class=

Respuesta :

Let:

[tex]\begin{gathered} P=5.4\times10^8 \\ Q=6.0\times10^8 \end{gathered}[/tex]

So, the combined total population of countries P and Q is:

[tex]P+Q=5.4\times10^8+6.0\times10^8=1140000000=1.14\times10^9[/tex]

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