Answer to Question #274733 in Algebra for jennylyn

Question #274733

find the missing term in a proportion: solve for the value N.

16.5:4 = N:20

17.N:2 = 10:20

18.6:N = 12:36

19.9:4 = N:16

20.5:12 = 35:N

Expert's answer

16.

"N=(5\\cdot20)\/4=25"

17.

"N=(2\\cdot10)\/20=1"

18.

"N=(6\\cdot36)\/12=18"

19.

"N=(9\\cdot16)\/4=36"

20.

"N=(35\\cdot12)\/5=84"

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