(a) You can plant 7 1/4 acres per pound of seed
(b) Isabel takes 7 minutes to run a mile
Answer: 1:1
Step-by-step explanation:
Let r be the radius and h be the height of a cylinder.
Formula: Curved surface area of cylinder = 
Now, if radius of a cylinder is doubled and its height is halved, then new radius will be R= 2r and new height will be 
Now, new surface area = 
Ratio of curved surface areas : 
Hence, the ratios of their surface areas = 1:1 .
Answer:
G
Step-by-step explanation:
Answer: they will both cost $37 after 4 HOURS
step by step explanation:
3x - 25 = 8x + 5
- 3x. -3x
25 = 5x + 5
-5. -5
20 = 5x
/ 5. /5
X=4
Hope this helps