decrease = 9%
percent decrease = 
× 100%
decrease = $98 - $89 = $9
percent decrease = 
× 100% = 9% (to nearest whole percent )
Answer:
C
Step-by-step explanation:
8.16 because .016 is not as close to a whole as .16
The answer is 54 degrees I took the exam I got it right
In one revolution of the wheel, a point on the edge travels a distance equal to the circumference of the wheel.
The wheel has radius 1 ft, so its circumference is 2π (1 ft) = 2π ft.
Then the point has a linear speed of
(1/4 rev/s) * (2π ft/rev) = 2π/4 ft/s = π/2 ft/s
