a popular soft drink has a new advertisement campaign stating that for the same price you get 331/3% more. The bottles used contain 12 ounces, so now they will contain how much?
331/3% is about 110% 10% of 12 is 1.2 (12x0.1=1.2) 100% of 12 is 12 using the two values, 110% of 12 is 13.2. since you are gaining 110%, you are getting 13.2 more ounces which gives you a final volume of 25.2 ounces. (12ounces + 13.2ounces=25.2ounces)