1. \(2304 \, \pi \, cm ^{3}\)
2. \(300 \, \pi \, in^{3}\)
3. \(73.872 \, \pi \, cm ^{3}\)
4. \(243.2 \, in ^{3}\)
5. \(66.97 \, in ^{3}\)
6. \(84 \, \pi \, cm ^{3}\)