If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Differential Calculus

Course: Differential Calculus > Unit 5

Lesson 11: Solving optimization problems
Math
Differential Calculus
Analyzing functions
Solving optimization problems
© 2023 Khan AcademyTerms of usePrivacy PolicyCookie Notice

Optimization

Google Classroom

Problem

An open-topped glass aquarium with a square base is designed to hold 62, point, 5 cubic feet of water. What is the minimum possible exterior surface area of the aquarium?
  • Your answer should be
  • an integer, like 6
  • an exact decimal, like 0, point, 75
  • a simplified proper fraction, like 3, slash, 5
  • a simplified improper fraction, like 7, slash, 4
  • a mixed number, like 1, space, 3, slash, 4
square feet
Stuck?
Stuck?