Multiple choice

In companies with only record clerk, the average clerk spends more than 500 hours a year just in order to maintain the index of location of records at the office. Currently available high-speed specialized computers if installed shall reduce time required to find the records by about 75 percent. Therefore, purchasing the new computer will save money for any such company whose record clerk spends time on finding records.

Which of the following is an assumption necessary to the author's argument?

  1. Purchasing and maintaining the high-speed computers would cost less than does 125 hours of the average record clerk's time.

  2. The high-speed computer is no more expensive than are simple computers.

  3. The high-speed computer is as easy to operate, as are presently used computers at the office.

  4. On average, clerk' salary are rising and the prices of high-speed computers are remaining constant.
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A Correct answer
Explanation

t, the time saved must be more valuable than the equipment bought. Therefore, if the 500 hours a record clerk spends making index of records will be cut in by 75 percent using new high speed machine, (A) that high speed machine must cost less to buy and maintain than it would cost to pay a secretary for 125 hours, which is the time he'll save with the new machine.

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