Chapter 14.6, Problem 1QCE

(a) The cylindrical wedge $1\le r\le 3,\pi /6\le \theta \le \pi /2,0\le z\le 5\text{has}\text{volume}V=\text{\_\_\_\_\_}\text{.}$

(b) The spherical wedge $1\le \rho \le 3,\pi /6\le \theta \le \pi /2,0\le \varphi \le \pi /3\text{has}\text{volume}V=\text{\_\_\_\_\_}\text{.}$