If f(x)f(x)f(x) is a continuous function such that ∫03f(x)dx=10\int_0^3 f(x) dx = 10∫03f(x)dx=10 and ∫01f(x)dx=4\int_0^1 f(x) dx = 4∫01f(x)dx=4, what is the value of ∫13f(x)dx\int_1^3 f(x) dx∫13f(x)dx?
6
-6
14
2.5