A school ordered $600 worth of lightbulb. Some of the lightbulbs cost $1 and the others cost $2 each. If twice as many $1 bulbs as $2 bulbs were ordered, how many lightbulbs were ordered altogether?
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Page 598 #13
A school ordered $600 worth of lightbulb. Some of the lightbulbs cost $1 and the others cost $2 each. If twice as many $1 bulbs as $2 bulbs were ordered, how many lightbulbs were ordered altogether?
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Page 598 #13