Last month kim trained 3 times as many dogs as cats. If the total number of cats and dogs were 28 how many cats did Kum train?
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Let no.of cats trained be x.
let no.of dogs trained be y.
given,no.of dogs trained=3 times no.of cats
or,y=3x. ---(1)
given,total no.of cats and dogs =28
or,x+y=28
x+3x=28 (from 1)
4x=28
x=7;
therefore,kim trained 7 cats and 21 dogs
let no.of dogs trained be y.
given,no.of dogs trained=3 times no.of cats
or,y=3x. ---(1)
given,total no.of cats and dogs =28
or,x+y=28
x+3x=28 (from 1)
4x=28
x=7;
therefore,kim trained 7 cats and 21 dogs
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