anonymous
  • anonymous
HELP, Need an easy way to show a 7th grader how to do this kind of problems!! Ratio of cats to dogs was 3 to 2. If there were 170 cats and dogs in all, how many were dogs.9:37 pm
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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saifoo.khan
  • saifoo.khan
7 : 3 170 : x cross multiply 7(x) = 170(3) x = 510 / 7 x = 72.85 x = 73 dogs
anonymous
  • anonymous
3 170 -= ____ 2 x Then you do 2x170/3=x
saifoo.khan
  • saifoo.khan
oh sorry sorry sorry!

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anonymous
  • anonymous
Sooo its 3/2 is equal to 170/113
saifoo.khan
  • saifoo.khan
3 : 2 170 : x cross multiply 3(x) = 170(2) x = 340 / 3 x = 113.3 x = 113 dogs
anonymous
  • anonymous
thats not a given answer!!!
anonymous
  • anonymous
is answer 102 cats and 68 dogs?
anonymous
  • anonymous
68 is one of the answers. how did you get it?
anonymous
  • anonymous
easy... ratio of cats to dog is 3:2 from total 170 so 3/5 *170 = cats(102) and 2/5 *170 is dogs (68) .. adds up to 170
anonymous
  • anonymous
ok thank u!

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