1 and 1/5
If we are subtracting
Answer:
$2,416.77
Step-by-step explanation:
The weighted average balance is ...
(3880×4 +2950×12 +1600×15)/(4+12+15) = 74920/31 ≈ 2416.77
The average daily balance is $2,416.77.
75.7 liters to be exact because the full amt. not rounded is 75.7082. I got this by using conversion tables <span />
Areashaded=areabigcircle-areasmallcircle
areacircle=pir^2
d/2=r
big diameter=20.4, so radius i 20.4/2=10.2cm
small is 10.8/2=5.4
so
big-small
pi10.2^2-pi5.4^2
pi(104.04-29.16)
pi(74.88)
using 3.14=pi
235.1232 cm^2
answer is B