OG详解-OG5 数学2 Q1

Choice B is correct. 20% of 440 can be calculated as(20100​)(440​), which is equivalent to 8,800100​​, or 88. Choice A is incorrect. This is 10%, not 20%, of 440. Choice C is incorrect. This is 200%, not 20%, of 440. Choice D is incorrect. This is 400%, not 20%, of 440.