1. All five statements (a) through (e) are true.
2.
// Compute and echo
// volume of aquarium
fish_number = volume / 256; //Each fish needs 256 cubic inches of water
3.
#include <iostream.h>
4.
(a) cout << width << endl;
(b) cout << "length is " << length << endl;
(c) cout << alpha << beta << gamma << endl;
5.
(a) cin >> width;
(b) cin >> length >> width >> height;