Question #30943
1 Answer
Dec 10, 2016
Explanation:
#color(red)"As a fraction"# A ratio may be expressed in 2 ways.
#13:25" or as a fraction " 13/25rArr13:25=13/25#
#color(red)"As a decimal fraction"# Multiply numerator/denominator of the fraction by 4. This will give a fraction with a denominator of 100 and it should be ' easier' to divide by 100 rather than 25.
#rArr13/25=(13xx4)/(25xx4)=52/100=0.52#
#color(red)"As a percentage"# per cent means ' out of one hundred'
#"Now " 13/25=52/100=52%#