Answer:
should be 17
Step-by-step explanation:
Find surface area
SA=2pir^2+2hpir
h=42
r=1.5
SA=2pi1.5^2+2(42)pi1.5
SA=4.5pi+126pi
SA=130.5pi square inches
area/areacoverdperspray≤numberofsprays
130.5pi/150
2.73
so buy 3 cans because you can't get 0.73 cans
A
Answer:
B. Invesment
<em>Correct </em><em>me </em><em>if </em><em>You </em><em>want </em><em>If </em><em>its </em><em>wrong. </em>
45 x 0.44 = ?
30 x 0.44 = ?
Then add the two answers together.