Answer
Increase in Fees per Child = (700 + 1,100) $\div$ 36 children ≈ 47.22
KinderKids should increase fees per child by approximately 47.22 to meet the target operating income of 5,000 per month.
Work Step by Step
Increase in Fees per Child = (Increase in Fixed Costs + Increase in Field Trip Costs) $\div$ Number of Children
Increase in Fixed Costs = New Rent - Old Rent = 2,200 - 1,500 = 700$
Increase in Field Trip Costs = 1,100