2,000,000+300,000+80,000+1,000+500+70+9 is 2,381,579 in expanded form.
Doubling the side length multiplies the area by 4
Add all the minutes together, then divide by the number of students:
21+35+77+48+24+29+37+98+30+7 = 406 total minutes
10 students.
Average = 406 / 10 = 40.6 minutes per week.
The answer is A.
Something to the second power is simply that number multiplied by itself once. The third power is something multiplied by itself 2 times, and so on
