Answer:
90
Step-by-step explanation:
3/2=x/60
multiply 3/2 by 30 for the denominator to get to 60
90/60
90 liters of paint for 60 students
Think of the two pieces together as a single cone of height 19, and its volume.
Then think of only the upper piece as a cone, and find its volume.
The volume of the frustum is the total volume minus the volume of the upper piece.
The volume of a cone is:

Total volume:

Volume of upper cone:

Volume of frustum:
The answer is 67.50 because you multiply 90$ by .25 than you got 22.50 subtract 22.50 by 90
Keep in mind x >0 since x is a measurement of length.
Answer:
216 in squared
Step-by-step explanation:
using the formula, a cube has six sides so 6 squared is 36 times 6 equals to 216