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vitfil [10]
2 years ago
6

If 20 articles cost $90,then the cost of 9 articles is

Mathematics
1 answer:
Tom [10]2 years ago
8 0

Answer:

$40.50

Step-by-step explanation:

90 divided by 20 is 4.5. then you multiply that times 9 and that's your answer.  

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