khawk105223 khawk105223

10-03-2015
Mathematics

contestada

if 12 dolls cost $60. what will 72 dolls cost

Respuesta :

sophia2 sophia2

10-03-2015

72 divide 12 equals 6 times 60 equals 360

Answer Link

10-03-2015

We can set up a proportion:

12/60 = 72/x

Cross multiply:

12x = 4320

Divide 12 to both sides:

x = 360

Therefore, 72 dolls will cost $360

Answer Link

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