if the cost price of 12 pencil is equal to the selling price of 15 pencils then the loss is
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First, we find how many pencils we need to sell more.
15 - 12 = 3
now, we let price of 1 pencil be "x"
Now we calculate loss% by formula --
loss\Cost Price × 100 = 3x\12x × 100
the X cancel and after simplifying we get
1\4 ×100
= 25%
Answer is 25% loss
15 - 12 = 3
now, we let price of 1 pencil be "x"
Now we calculate loss% by formula --
loss\Cost Price × 100 = 3x\12x × 100
the X cancel and after simplifying we get
1\4 ×100
= 25%
Answer is 25% loss
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