'A' sold an article to 'B' at a profit of 20%. 'B' sold it to 'C' at a loss of…
2023
'A' sold an article to 'B' at a profit of 20%. 'B' sold it to 'C' at a loss of 15%. If 'C' paid 510 for it, then at what price did 'A' buy it ?
- A.
480
- B.
490
- C.
500
- D.
520
Attempted by 5 students.
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Correct answer: C
Let A's cost price be X. B buys at 120% of X, which is 1.2X. C buys at 85% of B's price, so 0.85 * 1.2X = 1.02X. Since C paid 510, we solve 1.02X = 510 to find X = 500.