Multiple choice

A man sold a mobile phone for Rs. 2400 at a loss of twenty five percent. At what rate should he have sold the mobile phone to earn a profit of twenty five percent ?

  1. $3600$
  2. $4000$
  3. $3500$
  4. $5000$
  5. $2800$
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Selling at 25% loss for Rs. 2400 means CP = 2400/0.75 = Rs. 3200. For 25% profit, SP = 3200 × 1.25 = Rs. 4000. The calculation: CP × (1 - 0.25) = 2400, so CP = 2400/0.75 = 3200. Then SP = 3200 × 1.25 = 4000.