<p>Cash on hand of a company refers to the money a company can access to fund their business activities and operating cost. When a company earns money, the money is stored as cash on hand. Originally, the company earns a fixed amount of money per day. On the $5$th day, the company invests in a new facility that improves the product efficiency, which leads to an increasing amount of money earned per day afterwards. The cash on hand-time graph below shows the cash on hand of this company. Assume there are no other operating costs incurred in the $10$ days of operation.</p>
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<ol class="i-list"><li><div class="list-item-content"><span class="list-item-text">Find the cash on hand (in dollars) of this company at the beginning of this month.</span></div></li><li><div class="list-item-content"><span class="list-item-text">Find the amount of money (in dollars) the company</span></div><ol class="abc-list"><li><div class="list-item-content"><span class="list-item-text">earned before purchasing the new facility,</span></div></li><li><div class="list-item-content"><span class="list-item-text">spent on purchasing the new facility,</span></div></li><li><div class="list-item-content"><span class="list-item-text">earned after purchasing the new facility, until the $10$th day.</span></div></li></ol></li><li><div class="list-item-content"><span class="list-item-text">Find the gradient of each of the following line segments, and state clearly what each gradient represents.</span></div><ol class="i-list"><li><div class="list-item-content"><span class="list-item-text">$AB$,</span></div></li><li><div class="list-item-content"><span class="list-item-text">$CD$.</span></div></li></ol></li><li><div class="list-item-paragraph">From the graph, which day does the company first recover the cost of the new facility? Round your answer to the nearest integer.</div></li></ol>

Cash on hand of a company refers to the money a company can access to fund their business activities and operating cost. When a company earns money, the money is stored as cash on hand. Originally, the company earns a fixed amount of money per day. On the $5$th day, the company invests in a new facility that improves the product efficiency, which leads to an increasing amount of money earned per day afterwards. The cash on hand-time graph below shows the cash on hand of this company. Assume there are no other operating costs incurred in the $10$ days of operation.

Find the cash on hand (in dollars) of this company at the beginning of this month.

Find the amount of money (in dollars) the company

earned before purchasing the new facility,

earned after purchasing the new facility, until the $10$th day.

Find the gradient of each of the following line segments, and state clearly what each gradient represents.

From the graph, which day does the company first recover the cost of the new facility? Round your answer to the nearest integer.

Linear Graphs in Real Life Problems

Linear Graphs in Real Life Problems

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