9.1 kg(a) 1Find x if the followings are in proportion:(a) 15, 20, 27, – InterviewSolution

1.

9.1 kg(a) 1Find x if the followings are in proportion:(a) 15, 20, 27, x(b) 15, x, 27, 36

Answer»

a) 15+5=2020+7=2727+9=36

b)same as (a) 15+5=20

a) 15/20= 27/x3/4= 27/x x= 36

b) 15/x= 27/3615/x= 9/1215/x= 3/4x= 20

A = 15x = 540X=540/15=36

B= 27x =540=540/27=20

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