## 212. Math Puzzler $1 / 83$

In a shoe factory, 100 workers produce 500 pairs of shoes daily. During a Subbotnik, this daily performance is exceeded by 10 percent of the workers by 10 percent.

What percentage did the company bill at the end of the voluntary work effort? How many pairs of shoes were produced? What did the production director need to pay attention to?
The enterprise reported 101 percent plan fulfillment at the Subbotnik. Five more pairs of shoes were produced. However, they should not have been only left or right shoes.