Final answer:
To calculate the 21% bonus on a total of 40,000 points, multiply 40,000 by 21/100.
Step-by-step explanation:
To calculate the 21% bonus on the total of 40,000 points, you can use the formula:
21% of 40,000 = (21/100) * 40,000 = 8,400.
Therefore, the bonus on the total of 40,000 points is 8,400 points.