140 children were watching a magic show. The number of boys were 20 more than twice the number of girls watching the show. How many girls were there?
140 / 2 = ?
? - 20 = ?
Answers 140 / 2 = 70
70 - 20 = 50
Girls=50
Boys= 90
? - 20 = ?
Answers 140 / 2 = 70
70 - 20 = 50
Girls=50
Boys= 90