Ask Question
5 November, 15:40

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.

+3
Answers (1)
  1. 5 November, 16:52
    0
    13.9%.

    7.2 x 10^9 = 7,200,000,000.

    Since 1 billion = 1,000,000,000 out of these 7,200,000,000 do not have access to clean water, we find the percent by taking:

    1,000,000,000/7,200,000,000 = 10/72 = 13.9%
Know the Answer?