Textbook Chapter 8, p. 419, Exercises 8, 12, 13
Textbook Chapter 10, pp. 510-511, Exercises 7, 15

8:

int hours:
int minutes:
cout: << "Enter hour of day";
cin >> hours;
cout: << "Enter minute":
cin >> minutes;

12: B-> 21 A-> (12+21) = (33) x 2 =66

13
cout: <<"Enter Width";
cin >> width;
cout: <<"Enter Height";
cin >> height;
area = (width * height);
cout: <<"The area is";
cout: <<area;

7
< identifier> ::= <letter><symbol>
<letter> ::= a|b|...z|A|B|...Z
<symbol> ::= (<letter>|<digit>|/\) <symbol>
<digit> ::= 0|1|2|...9

A             B                  5               C              8               /\
letter      letter             digit           letter        digit           symbol    
                                                                     Symbol
                                                        Symbol
                       Symbol
        Symbol
 Identifier

15
THe store was too large
the shirt was too large
The store used to be too large
The shirt used to be too large
the shirt was new