Posted by **Calista** on Monday, January 23, 2012 at 4:38pm.

An animal shelter have 1008 cats, dogs, and rabbits. The ratio of the number of dogs to the number of cats in the animal shelter is 3:7. The ratio of the number of rabbits to the number of dogs is 2:5.

How many rabbits are there in the shelter?

- Math -
**Steve**, Monday, January 23, 2012 at 5:31pm
d:c = 3:7

r:d = 2:5

find a common multiple for d

d:c = 15:35

r:d = 6:15

r:d:c = 6:15:35

1008/(6+15+35) = 18

so, there are

6*18 = 108 rabbits

15*18 = 270 dogs

35*18 = 630 cats

- Math -
**Calista**, Monday, January 23, 2012 at 6:11pm
could you please tell me why need find a common multiple in this solve problem math ? thanks!

- Math -
**Calista**, Monday, January 23, 2012 at 6:15pm
oh, ye. i got it. thanks for your help!

## Answer this Question

## Related Questions

- Singapore Math - An animal shelter has 1008 cats, dogs and rabbits. The ratio of...
- 4th Grade Math - The ratio of the number of dogs to the number of cats at an ...
- MATH - THERE are six times as many cats at the Orange County Animal Shelter than...
- geometry - An animal shelter has 22 cats and 16 dogs. Write the ration of dogs ...
- algebra - 1. a chemical compound requires 8 ounces of chemical a and 12 ounces ...
- Math word problem. - In a pet store the number of dogs is 11 more than 3 times ...
- ratio - The ratio of cats to dogs is 6:4. What percentage of the animals at the ...
- math - the function b(x)=2 x-5 determines how many bags of dog food needs to be ...
- math - at the animal shelter , one third ofthe animals are dogs , 1/6 are cats,...
- math - At the animal shelter, 1/3 of the animals are dogs, 2/12 are cats, and 19...

More Related Questions