283 rounded to the nearest ten is 280
When rounding to the nearest ten look at the number to the right of the place you are rounding. In this case it is the 3. If the number is 5 or higher you go up to the nearest ten. If the number is lower than 5 like it is in this number you round down to the nearest ten.
1.
Any number divided by itself is 1.<span />
The independent variable is the number of sweatshirts sold so it is answer A.
(Money raised is the dependent variable because it depends on the number of sweatshirts sold.)
Unit rate = 75 pages/45 minutes = 1 1/3 pages/minute
Time to read 425 pages = Total number of pages/Unit rate = 425/1 1/3 =255 minutes = 4 hours and 15 minutes.
Answer: The area in terms of pi is 9(pi)
The approximate value for the area is 28.3
Step-by-step explanation:
A = pi*r^2
r = 3
3 * 3 = 9
A = pi(9)
When pi = 3.14
3.14 * 9 = 28.26 but it rounds up to 28.3