1200 = 3p^2 + 60p + 1060
3p^2 + 60p - 140 = 0
x = (-60 ± √(60^2 - 4 * 3 * (-140))) / (2 * 3)
x = (-60 ± √(3600 + 1680)) / 6
x = (-60 ± √(5280)) / 6
x = (-60 ± 72.66) / 6
x1 = (-60 + 72.66) / 6 = 12.66 / 6 = 2.11$
The price will be 2.11$
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