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5 votes
At the market, 5 light bulbs cost $9
How much do 7 light bulbs cost?

User Jan Hoek
by
3.8k points

2 Answers

3 votes
Answer:
$12.60

Step-by-step explanation:
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User Shingaridavesh
by
3.1k points
4 votes
$12.60

You first want to get the cost of one lightbulb. Do this by dividing 9 by 5, which will give you roughly 1.8 per lightbulb. Then multiply this by how many you want (in this case 7), which gives you $12.60 for 9 lightbulbs.
User User
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3.3k points