Page 10 - Exam 2 PDF v3 for students_Neat
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40. A chemical company needs to paint twenty chemical tanks including the top and the
bottom of the tanks. Each tank has a height of 11 ft and a diameter of 6 ft. Paint can be
purchased in 1-gallon cans or in 5-gallon cans that cost the same as 4 1-gallon cans. Each
gallon of paint will cover 350 square feet. How many of each should be purchased to keep
the cost of painting the tanks as low as possible?
A) 4 5-gallon cans and 1 1-gallon can C) 4 5-gallon cans and 0 1-gallon cans
B) 3 5-gallon cans and 1 1-gallon can D) 3 5-gallon cans and 0 1-gallon cans
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