Mathematics, 22.10.2020 17:01 merrymary3000

1 The ratio of the number of people who own a smartphone to the number of people who own a flip phone is 4:3. If 500 more people own a smartphone than a flip phone, how many people own each type of phone?
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1 The ratio of the number of people who own a smartphone to the number of people who own a flip phon...