4 dozen ball pens for brought at rupees 2.50 each on selling there is a profit of 12 rs what is the selling price of each ball pen
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1 dozen = 12 units
4 dozen = 4x 12
= 48 units
ATQ
Cost of 1 pen = Rs 2.5
Cost of 48 pens = Rs 2.50x 48
= Rs 120
Profit = Rs 12
Selling price of 48 pen = Rs 132
Selling price of 1 pen = Rs 132/48
= Rs 2.75
Plz mark me brainliest
4 dozen = 4x 12
= 48 units
ATQ
Cost of 1 pen = Rs 2.5
Cost of 48 pens = Rs 2.50x 48
= Rs 120
Profit = Rs 12
Selling price of 48 pen = Rs 132
Selling price of 1 pen = Rs 132/48
= Rs 2.75
Plz mark me brainliest
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