22 Following the declaration double ptr you must assign to ptr a. a variable of type double. b. the address of a variable of a floating-point type c. the address of a variable of type double. 23 Given the declarations void func(double pl, double p2), double x=1.1,y-22; you can call the function func() using a. func(x, yx b find&x, &y); c. func(*x, *y); 24. In the equation x _ y % z, y and z are both nt. Variable x isadouble, y-35and z- What will be the value of the variable x? a. x 4.0000000000 25. Which if statement would be true if you needed to see if x (an int) is less than 25? a. if (x>0 &&x 26) 26. Which of the symbols below is a logical operator? b. 1 d. 27. The length of a string is discovered by a call to the size( )operation. a. True b. False