Answer:
The first answer, 3(pi) km^2
Step-by-step explanation:
3 x pi squared determines the area
Is it 00017?????? Just guessing
If there are 7 books on the floor, 7 x 3 is 21. Plus two extra books, 21 + 2 = 23. There are 23 books on the bookshelf.
The answer is 1200
3/5=x/2,000
2,000/5=400
3 x 400=1200
Well if she earned the same amount per hour the hours can be added. 2.25 + 3.25 = 5.5 hours. To get the rate of earning per hour you would then divide the total made by the total time worked. 42/5.5 = $7.64 approximately.
