Known answer: yes
Now, what could be the question and solution? Would 1943-S penny be good for making silverware?
Modern pennies are made of zinc and copper. The 1943-S penny was made of 99% steel and 1% zinc. Modern silverware is made from stainless steel.

Known answer: no
Now, what could be the question and solution? Was the Louisiana Purchase made with bitcoin?
Bitcoin was launched as a currency in 2009. The Louisiana Purchase was in 1803.

Known answer: no
Now, what could be the question and solution? Could Scooby Doo fit in a kangaroo pouch?
Scooby Doo is a fictional cartoon Great Dane. Great Danes can be 30-34 inches in height. Kangaroo babies can fit in their mother's pouch until they're 10 weeks of age. A 10 week old kangaroo is much smaller than a Great Dane.

Known answer: yes
Now, what could be the question and solution?
Were some people afraid of New Years Day coming in 1999?
It was believed that computers might not know how to change from 1999 to 2000 on New Years Day. People were concerned that human services and utilities that were computerized might crash due to the Y2K bug. People believed that the year 2000 would cause computers to crash due to the 'Y2K' bug.