Ram sold two laptops at 42,000 each. On one laptop he gained 15% and on the other he lost 15%. Find his overall loss or gain per cent.
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Step-by-step explanation:
C.P. of 1st Laptop = (42,000×100) / (100+15)
= 42,00,000/115
= 36,522
C.P. of 2nd Laptop = (42,000×100) / (100-15)
= 42,00,000/85
= 49,412
Total C.P. = 85,934
Total S.P. = 84,000
Overall Loss or Gain Percent = (1,934×100) /84,000
= 2.3%
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