Archive for the ‘Mathematics’ Category

What price should the manufacturer sell each light bulb to make the maximum profit each month?

Wednesday, September 10th, 2008

grace asked: A manufacturer has been selling light bulbs for $2.00 each. At his price, people have benn buying 1,000 bulbs per month. The manufacturer has caculated that for every $1.00 increase per bulb, 40 fewer bulbs will be sold each month. It costs the manufacturer $0.60 to make each ...