Let's break down the code and analyze what it does: 1....

September 2, 2025 at 03:47 AM

double total = 25.5; int numScores = 3; int ave = (int)total/numScores;

Let's break down the code and analyze what it does:

  1. double total = 25.5;

    • This declares a variable total of type double and assigns it the value 25.5.
  2. int numScores = 3;

    • This declares a variable numScores of type int and assigns it the value 3.
  3. int ave = (int)total / numScores;

    • Here are the steps to understand this line:
      • (int)total casts the total variable (which is of type double) to an int. This truncates the double value, effectively discarding the decimal part. So, (int)25.5 becomes 25.
      • The result of the cast (25) is then divided by numScores (which is 3) using integer division because both operands are integers at this point. Integer division discards any remainder, so 25 / 3 evaluates to 8 (not 8.333 since the fractional part is ignored).
      • The result of this division (8) is then assigned to the ave variable.

Final Result:

At the end of this code:

  • total remains 25.5 (a double).
  • numScores is 3.
  • ave is 8 (the integer result of dividing 25 by 3 using integer division).

What this code does:

This code calculates the average of total divided by numScores, but it truncates the decimal part of total before performing the division, resulting in an integer approximation of the average.

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