SOLUTION: A water tank is in the shape of a circular cylinder with the height of 20 feet and a volume of 320 pie cubic feet. What is the diameter, in feet, of the water tank?
A. 16
B. 10
Algebra.Com
Question 1139265: A water tank is in the shape of a circular cylinder with the height of 20 feet and a volume of 320 pie cubic feet. What is the diameter, in feet, of the water tank?
A. 16
B. 10
C. 8
D. 4
Why is it that answer?
Found 2 solutions by math_helper, MathLover1:
Answer by math_helper(2461) (Show Source): You can put this solution on YOUR website!
h=20
V=
Solving for 2r (= diameter): ft
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
a volume of circular cylinder is:
given:
=> then diameter of the water tank is: =>
answer: C. 8
Why is it that answer? because, solving equation above, we got radius and diameter is two times greater
RELATED QUESTIONS
a water tank is in the shape of a right circular cylinder with a height of 20 feet and a... (answered by lwsshak3,Yzeph)
A water tank is in the shape if a right circular cylinder with a height if 20 feet and a... (answered by ankor@dixie-net.com)
a water tank is in the shape of a right circular cylinder with a height of 20 feet and a... (answered by ewatrrr)
a silo has a height of 20 feet and a volume of 320 cubic feet . what is the radius, in... (answered by lwsshak3)
The radius of the base of right circular cylinder A is equal to the radius of the base of (answered by josgarithmetic)
A cylinder tank can hold 2279.64 cubic feet of water. The diameter of the tank is 11... (answered by macston)
The volume of a cylinder is 24 pie cubic feet. What is the volume of a cone having the... (answered by Alan3354)
A hot-water heater in the shape of a right circular cylinder has a radius of 50 cm and a... (answered by rfer)
the volume of a circular cylinder is 48 pie cubic centimeters. the radius of the cylinder (answered by rfer)