Traditional Culture Encyclopedia - Traditional festivals - Answers to the traditional cultural problems of primary school mathematics

Answers to the traditional cultural problems of primary school mathematics

100(5÷200)= 4000 tails.

Later, five of the 200 tails were marked.

Marked accounts for about 5÷200= 1/40 of the total.

It is also known that a marked * * * has 100 tails.

The total is about 100÷ 1/40=4000.