MathematicsA dealer originally bought 100 identical batteries at a total cost of q dollars. If each battery was sold at 50 percent above the original cost per battery, then, in terms of q, for how many dollars was each battery sold ? 

A dealer originally bought 100 identical batteries at a total cost of q dollars. If each battery was sold at 50 percent above the original cost per battery, then, in terms of q, for how many dollars was each battery sold ? 


  1. A
  2. B
  3. C
    150 q
  4. D

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    Solution:

    Concept- Here, the total cost is divided by 100, and then  the cost price of the above battery is added to 50% to obtain the selling price. Then simplify the expression to find the value you need.
    Suppose a retailer first purchases 100 identical batteries for a total price of q.
    Therefore, the cost of  each battery  is . Next, according to the question, add the above battery cost to 50% to get the selling price.  Of each cost  we receive
    Hence, the correct answer is option (1).
     
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