7A=5B=2C,find A:B:C
plz give me answer
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Answered by
4
let 7a=5b=2c=k
therefore
a=k/7;b=k/5;c=k2
a:b:c = k/7: k/5: k/2
=10 : 14 : 35
hope it helps
therefore
a=k/7;b=k/5;c=k2
a:b:c = k/7: k/5: k/2
=10 : 14 : 35
hope it helps
Answered by
2
let 7a=5b=2c= x
now since 7a =x
then a = x/7
similarly b= x/5 and c = x/2
now ratio = x/7: x/5:x/2
LCM of 7,5,2 = 70
then x/7= 10x/70 and x/5= 14x/70 and x/2 = 35x/70 so ratio = 10:14:35
now since 7a =x
then a = x/7
similarly b= x/5 and c = x/2
now ratio = x/7: x/5:x/2
LCM of 7,5,2 = 70
then x/7= 10x/70 and x/5= 14x/70 and x/2 = 35x/70 so ratio = 10:14:35
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