Mathematics, 24.07.2019 14:30 beevus2666
Almost a billion people on the planet don't have access to clean drinking water." if there were 7.2×109 people in the world in 2014, then approximately what percent of them lived without clean drinking water? round to the nearest tenth of a percent.
Answers: 1
people in the world in 2014.![\dfrac{\text{Number of people lived without clean water}}{\text{Total people in the world}}\times100\\\\=\dfrac{10^9}{7.2\times10^9}\times100\\\\=\dfrac{1}{7.2}\times100\\\\=0.138888888889\times100\\\\=13.8888888889\%\approx13.9\% \ \ \text{[Round to the nearest tenth of a percent]}](/tpl/images/0127/5561/a23b5.png)
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Almost a billion people on the planet don't have access to clean drinking water." if there were 7.2×...
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