a) 3500
b) 2500
c) 17500
d) 20000
Answer: c
Explanation: David (100) == 20% ↓(loss) ⇒ Goliath (80) == 25% ↑(gain) ⇒ Hercules(100) == 10% ↓ (loss) ⇒ Goliath (90)
Hercules loss corresponds to 10 when David buys the laptop for Rs. 100.
Thus, Hercules loss would be Rs. 17,500 when David buys the laptop for 1,75,000.
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