The monthly salary of Mr. Sachdev gets increased by 5%,

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The monthly salary of Mr. Sachdev gets increased by 5%, thereby his salary becomes ₹ 15,120 per annum. His earlier monthly salary (before the increase) was

1. ₹ 1,320
2. ₹ 1,200
3. ₹ 1,240
4. ₹ 1,440

Correct Option: B

Let annual salary of Sachdev before increase be Rs. p.
According to the question,

p ×	105	= 15120
	100

⇒ p =	15120 × 100	= Rs. 14400
	105

∴ Required monthly salary = Rs.		14400		= Rs. 1200
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