Derivation of answer to the problem #16 here: https://datagenetics.com/blog/may3...

		scotty79 on July 19, 2021 \| parent \| context \| favorite \| on: Math Problems for children from 5 to 15 (2004) [pd... Derivation of answer to the problem #16 here: https://datagenetics.com/blog/may32013/index.html