Question

the estimated world population in 2011 was 7 x 10^9. Of the total population, 682 million of those people were left handed. Approximately what percentage of the world population is left handed according to the 2011 estimation

Answer 1

9.7 %

Explanation:

estimated world population in 2011 = 7x10⁹

left handed = 682,000,000

find:

Approximately what percentage of the world population is left handed according to the 2011 estimation

percentage = left handed population

total population

= 682,000,000

7,000,000,000

= 0.682

7.0

= 9.7 %

Answer 2

• 9.74%

Explanation:

Total population

• 7 × 10^9

Let handed population

• 682 000000

Percentage of left handed population

• 100%×682000000 / (7×10^9) =
• 6.82×10^10/ (7 × 10^9) % =
• 68.2/7 % =
• 9.74%