Step-by-step explanation
The percentage of 5 years old that received a full or partial subsidy is given by the following expression:
a.

b.
No-subsidy:

c. 4 years old Full subsidy:

d. Percentage of children that are 5 years old:

e.
Since the expression of funding is:
Funding = 1530f + 1750p + 1875n
Number of children receiving full subsidy f =

Number of children receiving partial subsidy=

Number of children receiving no subsidy:

Thus, f=0.38, p=0.35 and n=0.27
Plugging in into the equation:

In conclusion, the center's federal funding was of $1,700