The average height of the children in the middle class of spring kindergarten is 115 cm, among which there are more boys than girls (1/5), and the average height of girls is 10% higher than that of boys. What is the average height of boys in this class?
春天幼儿园中班小朋友的平均身高是115厘米，其中男孩比女孩多(1/5)，女孩平均身高比男孩高10%，这个班男孩的平均身高是多少厘米．
<result>110</result>