Suppose that $\displaystyle \int_{0}^{1}\,f(t)\,dt = 7$. Calculate each of the following.

A. $\displaystyle \int_{0}^{0.125}\,f(8 t)\,dt =$

B. $\displaystyle \int_{0}^{0.5}\,f(1 - 2 t)\,dt =$

C. $\displaystyle \int_{0.4}^{0.5}\,f(5 - 10 t)\,dt =$