The element gold (au) occurs in the 6th period
Answer:
94
Step-by-step explanation:
Average = Total / Number of Data

You have a total of 280 points after 4 quizzes.
4+4=8 quizzes in total
Total you need for average to be 82

Number of points you need to hit required:

You need 376 points in total for the next 4 quizzes.

You need an average of 94 points on the next 4 quizzes.
1 5/10 = 1.5 minutes
1 minutes is 60 seconds
1.5 * 60 = 90 second
90 seconds = 1 minutes and 30 seconds.
think it may be 1100.736 because you would multiply the three numbers