Question

About 0.036% of the water on Earth is found in lakes and rivers. Which of the following show 0.036% written as a fraction? select all that apply. 9/25 36/100 18/50,000 27/75,000

Answer 1

The last two choices are both equal to 0.036%.

Answer 2

18/50,000 and 27/75,000 both equal 3.6E-4 or 0.00036 and that is equivalent to 0.036%.

To change a fraction to a decimal divide the bottom into the top (the numerator divided by the denominator).  To change a percent to a decimal divide the percentage by 100.  Simply move the decimal two places to the left when you divide by 100.