A man loses ₹55.50 yearly when the annual rate of

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A man loses ₹55.50 yearly when the annual rate of interest falls from 11.5% to 10%. His capital (in rupees) is

1. 3700
2. 7400
3. 8325
4. 11100

Correct Option: A

Let his capital be p.
According to the question,

p × 11.5	-	p × 10	= 55.50
100		100

⇒ (11.5 – 10)p = 5550
⇒ 1.5p = 5550

⇒ p =	5550	= ₹ 3700
	1.5