Level 2
Leanne used 910 kg of flour to bake some muffins and bread. She used 13 of the flour to bake muffins. How much flour did she use to bake the muffins?
Level 3
At the school's recent donation drive, for every $1 donated by a child, an adult donated twice the amount. There were 5 times as many children as adults who were at the event. There were 23 times as many girls as boys at the event. Given that a total amount of $1470 was collected during the event, how many girls were at the event?