ampomahn82 ampomahn82

17-11-2018
Mathematics

contestada

Solve the proportion: 11/12.1= x/66 x =
A. 64.9
B. 60
C. 72.6
D. 55

Respuesta :

17-11-2018

[tex]\dfrac{11}{12.1}=\dfrac{x}{66}\qquad\text{cross multiply}\\\\12.1x=(11)(66)\\\\12.1x=726\qquad\text{divide both sides by 12.1}\\\\x=60\\\\Answer:\ B.\ 60[/tex]

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happystoned happystoned

17-11-2018

LMC is 66x so you have 11X5,45x/66x=x/66x then 60

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