Net Profit and Loss

Net Profit and Loss

A group of Secondary 1 students started a small business selling customized keychains during the school carnival. The table below shows their Net Profit or Net Loss for each day of the week.

Day

Monday

Tuesday

Wednesday

Thursday

Friday

Net Profit/Loss

45

-12

-28

15

-30

  1. Find the difference between the most profitable day and the day with the greatest loss.
  2. What was the total Net Profit or Loss at the end of the 5-day week?
  3. Calculate the average daily financial result for the school week.
  4. On Saturday, the students need to make enough profit to bring their total 6-day average to exactly \(\$0\). How much profit must they make on Saturday?

Solution:

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Answer:(a) \(\$75\). (b) Net loss \(\$10\). (c) Average daily loss \(\$2\). (d) Profit \(\$10\).

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