A direct variation function contains the points (2, 14) and (4, 28). Which equation represents the function?
2 answers:
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Data:
r (radius) = 3.5 in
h (height) = 8 in
Adopt:
V (volume) = ?
Ink cost per cubic inch = $0.05/in³
Total cost: ?
<span>Calculate the volume of the paint bucket (its formed being cylindrical), we have:
</span>
<span>What was the total cost of the paint?
</span>price($)___measure(in³)
0.05 ---------- 1
y -------------- 307.72
It is made the rule of three: (<span>directly proportional)
</span>
multiply cross
Answer:
<span>the total cost of the paint is $15</span>
r (radius) = 3.5 in
h (height) = 8 in
Adopt:
V (volume) = ?
Ink cost per cubic inch = $0.05/in³
Total cost: ?
<span>Calculate the volume of the paint bucket (its formed being cylindrical), we have:
</span>
<span>What was the total cost of the paint?
</span>price($)___measure(in³)
0.05 ---------- 1
y -------------- 307.72
It is made the rule of three: (<span>directly proportional)
</span>
multiply cross
Answer:
<span>the total cost of the paint is $15</span>
