 
 <translate> Joe had 200 data points on his dataset. He then added 20% more data points to the dataset. If he reduced the data points by 1/4 of the total data points, calculate the total number of data points the dataset contains.
Thoughts? Step-by-step reasoning: <hau> Joe yana da bayanai 200 a kan bayanansa. Sa'an nan kuma ya kara 20% karin bayanan bayanai zuwa dataset. Idan ya rage bayanan bayanai ta 1/4 na jimlar bayanan bayanai, ƙididdige jimlar adadin bayanan bayanai da dataset ya ƙunshi. Wani tunani? Dalili na mataki zuwa mataki: 