Answer:
Step-by-step explanation:
Given
Thickness of oil slick=0.07 foot
radius of slick=110 ft

Let V be the volume of oil slick
so, 
rate of oil flowing is


Answer:B
Step-by-step explanation:
The next bigger hundred is 500 .
The next smaller hundred is 400.
487 is nearer to 500 .
14000
+12000
------------
26000
5x-6 is equivalent. This is because 2 (x-1) becomes 2x-2, which makes the expression 3x+2x-2-4, which when put all together becomes 5x-6.