Decision making exercise the cash register

You need to know today's Cash Register amount, enter the competition and be ready to answer your phone within 5 rings after 5pm.
It's really easy.

„ Cancelling all items in a transaction Step Display Press..
To use the cash register’s basic function Daily sales reports At the end of the business day, you can print categorized and summarized results of the day.
Reset report (Z) clears all the sales data whereas the data remains in memory by Read report (X).

A cash exercise often requires the use of cash on hand, or the liquidation of other assets to pay the up-front cost of buying the shares.
Typically, those who choose a cash exercise are optimistic that the value of the company stock will go up.
Therefore, they plan to hold the company stock in the medium- and long term.

The man who opened the cash register was the owner.
The store owner scooped up the contents of the cash register and ran away.
Someone opened the cash register.
After the man who demanded money scooped up the contents of the cash register, he ran away.
While the cash register contained money, the story does not state how much.