Mathematics

31 March, 05:33

A store sold 60 copies of a magazine for $240. Each copy of the magazine costs the same. Which equation and set of ordered pairs best represents the price, in dollars, of a certain number of copies of the magazine?

y = 3x; (1, 3), (2, 6), (3, 9)

y = 4x; (1, 4), (2, 8), (3, 12)

y = 5x; (1, 5), (2, 10), (3, 15)

y = 6x; (1, 6), (2, 12), (3, 18)

+3

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