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An animal shelter began the day Tuesday with a ratio of 5

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by BTGmoderatorDC » Wed Jul 17, 2019 3:49 am

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An animal shelter began the day Tuesday with a ratio of 5 cats for every 11 dogs. If no new animals arrived at the shelter, and the only animals that left the shelter were those that were adopted, what was the ratio of cats to dogs at the end of the day Tuesday?

(1) No cats were adopted on Tuesday.

(2) 4 dogs were adopted on Tuesday.

OA E

Source: Veritas Prep
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Source: — Data Sufficiency |

by swerve » Wed Jul 17, 2019 12:39 pm
1) we don't know how many dogs have been adopted.
not sufficient.

2) we don't know how many cats have been adopted
not sufficient.

1+2) 5x/11x-4 is the ratio; we still don't know what's the value of x. Not sufficient.

Therefore, the correct answer is __E__.
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