MARILYN’S BRAINTEASER
The answer is: SEVEN
There are four silver fish with blue stripes, and three blue fish with silver stripes. Each silver fish with blue stripes, then, has three identical and three opposite tankmates. And each blue fish with silver stripes has two identical and four opposite tankmates.
ASK MARILYN
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2022-12-04T08:00:00.0000000Z
2022-12-04T08:00:00.0000000Z
https://daily.gazette.com/article/286482917342196
The Gazette, Colorado Springs