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#38564

volume

area

hard

120 sec

A right circular cylinder A is similar to a right circular cylinder B. The total surface area of cylinder A is 180 square inches, and the total surface area of cylinder B is 320 square inches. If the volume of cylinder A is 243 cubic inches, what is the volume of cylinder B, in cubic inches?

• Up to 5 characters (6 if negative). Only numbers, decimal (.), fraction (/), negative (-).
• Fractions must be in lowest terms.
• Mixed numbers must be converted to improper fractions.