The Brady & Matthew Camera Company has just come out with their newest professional quality digital camera, the ToughPix1. The company is selling this camera only through its new mobile app at a profit of $221 per camera. This purchase comes with a guarantee that, barring gross negligence, if the camera breaks in the first two years after purchase, Brady & Matthew will replace it free of charge. Replacing a camera in this way costs the company $4900. Suppose for each ToughPix1 there is a 3% chance that it will need to be replaced exactly once, a 2% chance that It will need to be replaced exactly twice, and a 95% chance that It will not need to be replaced. (If necessary, consult a list of formulas.) If Brady & Matthew knows that it will sell many of these cameras, should It expect to make or lose money from selling them? How much? To answer, take into account the profit earned on each camera and the expected value of the cost of replacements of the camera. O Brady & Matthew can expect to make money from selling these cameras. In the long run, they should expect to make dollars on each camera sold. Brady & Matthew can expect to lose money from selling these cameras. In the long run, they should expect to lose dollars on each camera sold. O Brady & Matthew should expect to neither make nor lose money from selling these cameras.

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Unitary Method

The word “unitary” comes from the word “unit”, which means a single and complete entity. In this method, we find the value of a unit product from the given number of products, and then we solve for the other number of products. 

Speed, Time, and Distance

Imagine you and 3 of your friends are planning to go to the playground at 6 in the evening. Your house is one mile away from the playground and one of your friends named Jim must start at 5 pm to reach the playground by walk. The other two friends are 3 miles away.

Profit and Loss

The amount earned or lost on the sale of one or more items is referred to as the profit or loss on that item.

Units and Measurements

Measurements and comparisons are the foundation of science and engineering. We, therefore, need rules that tell us how things are measured and compared. For these measurements and comparisons, we perform certain experiments, and we will need the experiments to set up the devices.