04-05-2016
Mathematics

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The Beach Hut purchased a supply of sunglasses and visors. The ratio of sunglasses to visors was 7:4. Each pair of sunglasses cost $6.00, each visor cost $4.50, and the total bill was $720. How many pairs of sunglasses were purchased?

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Panaboy Panaboy

04-05-2016

hi, i think is like this: 7. 65.45 =458.15

7x +4x + 720 4 . 65.45 = 261.80
11x = 720
x = 720/11
x=65.45

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