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Q.

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 ?

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a

b

c

150 q

d

answer is A.

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Detailed 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
Question Image

Question Image

Hence, the correct answer is option (1).

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