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Sagot :

Answer:

170

Step-by-step explanation:

Let the number of cell phones be x

2 : 3 = 68: x

Product of extremes = product of means

2 * x = 68 * 3

     x = [tex]\frac{68*3}{2}[/tex]

        = 34 * 3

x = 102

Number of phones = 102 + 68 = 170