Mathematics · Maxima and Minima
A tank with a rectangular base and rectangular sides, open at the top, is to be constructed so that its depth is 4 meters and its volume is 36 cubic meters. If building the tank costs ₹ 100 per square meter for the base and ₹ 50 per square meter for the sides, then the minimum cost of constructing the tank is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1₹ 3500
- 2₹ 2400
- 3₹ 3300✓
- 4₹ 3000
Correct answer
₹ 3300
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