A wildflower bouquet costs $4.25 at the farmer's market. A vase can be purchased for an additional $3.50. Kelly has $20 to buy a
2 answers:
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Answer:
The correct answer is "50%".
Step-by-step explanation:
The given values are:
Gravel,
=
Water,
=
Cement,
= 1
Sand,
= 2
Now,
The total mixture will be:
=
By substituting the values, we get
=
=
=
hence,
The percentage of sand will be:
=
=
= %
The volume of the original cone is multiplied by 27
<h3><u>Solution:</u></h3>We have been given that the height and radius of a cone are each multiplied by 3.
We need to find what effect it has on the volume of the cone.
<em><u>The volume of the original cone is given as follows:</u></em>
Now, the radius and height are multiplied by 3.
Therefore, the new radius is ‘3r’ and the new height is ‘3h’.
Hence the new volume is
original volume of cone x 27 = volume of new cone
Therefore, the original volume of cone is multiplied by 27