Question

There are two tape columns in the calculator tape library, each containing 40 tapes. At one point 30 tapes were in use. Which of the following is the fractional representation of the tape left on the mark?

Answer 1

A data processing system is a combination of machines, people, and processes that for a set of inputs produces a defined set of outputs. The inputs and outputs are interpreted as data, facts, information etc. depending on the interpreter's relation to the system.

A term commonly used synonymously with data or storage (codes) processing system is information system.With regard particularly to electronic data processing, the corresponding concept is referred to as electronic data processing system.

A data processing system may involve some combination of:

• Conversion converting data to another form or Language.
• Validation – Ensuring that supplied data is "clean, correct and useful."
• Sorting – "arranging items in some sequence and/or in different sets."
• Summarization – reducing detail data to its main points.
• Aggregation – combining multiple pieces of data.
• Analysis – the "collection, organization, analysis, interpretation and presentation of data.".
• Reporting – list detail or summary data or computed information.
• The first machines used for data processing were punched card machines, now computers are used.

Answer 2

Answer:

answer is

Explanation:

40*30

= 70 + 0 now you can find the answer