Evaluate each iterated integral. (Many of these use results from Exercises 1-10 ).
$$\int_{1}^{5} \int_{0}^{3}\left(x^{2} y+5 y\right) d x d y$$

Evaluate each iterated integral. (Many of these use results from Exercises 1-10 ).
$$\int_{0}^{3} \int_{1}^{2}\left(x y^{3}-x\right) d y d x$$

Evaluate each iterated integral. (Many of these use results from Exercises 1-10 ).
$$\int_{0}^{1} \int_{3}^{6} x \sqrt{x^{2}+3 y} d x d y$$

Evaluate each iterated integral. (Many of these use results from Exercises 1-10 ).
$$\int_{0}^{3} \int_{4}^{5} x \sqrt{x^{2}+3 y} d y d x$$

Evaluate each iterated integral. (Many of these use results from Exercises 1-10 ).
$$\int_{1}^{2} \int_{4}^{9} \frac{3+5 y}{\sqrt{x}} d x d y$$