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Question
In a certain class 40% of the students are girls, and 20% of the girls wear glasses. What percent of students in the class are girls who wear glasses.
6%
8%
20%
6%
none of these
ANSWER : 2
Descrption
<p style = "box - sizing: border - box; margin: 0px 0px 8px; padding: 0px; min - height: 24px; font - size: 18px; line - height: 24px; font - family: ProximaNova, Helvetica, Arial, sans - serif; background - color: #ffffff;">Let the total number of students in a class = 100</p> <p style = "box - sizing: border - box; margin: 0px 0px 8px; padding: 0px; min - height: 24px; font - size: 18px; line - height: 24px; font - family: ProximaNova, Helvetica, Arial, sans - serif; background - color: #ffffff;">40% of students are girls.</p> <p style = "box - sizing: border - box; margin: 0px 0px 8px; padding: 0px; min - height: 24px; font - size: 18px; line - height: 24px; font - family: ProximaNova, Helvetica, Arial, sans - serif; background - color: #ffffff;">Number of girls in a class = <img style = "box - sizing: border - box; border: 0px;" src = "https://tex.z - dn.net/?f = %5Cfrac%7B40%7D%7B100%7D%5Ctimes%20100%20%3D%2040" /></p> <p style = "box - sizing: border - box; margin: 0px 0px 8px; padding: 0px; min - height: 24px; font - size: 18px; line - height: 24px; font - family: ProximaNova, Helvetica, Arial, sans - serif; background - color: #ffffff;">20% of the girls wear glasses.</p> <p style = "box - sizing: border - box; margin: 0px 0px 8px; padding: 0px; min - height: 24px; font - size: 18px; line - height: 24px; font - family: ProximaNova, Helvetica, Arial, sans - serif; background - color: #ffffff;">Number of girls wear glasses = <img style = "box - sizing: border - box; border: 0px;" src = "https://tex.z - dn.net/?f = %5Cfrac%7B20%7D%7B100%7D%5Ctimes%2040%20%3D8" /></p> <p style = "box - sizing: border - box; margin: 0px 0px 8px; padding: 0px; min - height: 24px; font - size: 18px; line - height: 24px; font - family: ProximaNova, Helvetica, Arial, sans - serif; background - color: #ffffff;">Percentage of the children in the class are girls who wear glasses = <img style = "box - sizing: border - box; border: 0px;" src = "https://tex.z - dn.net/?f = %5Cfrac%7B8%7D%7B100%7D" /> = 8%</p> <p style = "box - sizing: border - box; margin: 0px 0px 8px; padding: 0px; min - height: 24px; font - size: 18px; line - height: 24px; font - family: ProximaNova, Helvetica, Arial, sans - serif; background - color: #ffffff;">ans: 8%</p>
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