Mohit borrowed a certain sum at $5 %$ per annum compound interest and cleared this loan by paying $R s .12, 600$ at the end of the first year and $R s . 17, 640$ at the end of the second year. Find the sum borrowed.

Q. A farmer borrowed Rs

5300

8

% interest per annum. At the end of

2 \frac{1}{2}

he cleared his account by paying rs

4600

and a watch. Find the cost of watch.

Q. Romesh borrowed Rs 2000 at 2% per annum and Rs 1000 at 5% per annum. He cleared his debt after 2 years by giving Rs 2800 and a watch. What is the cost of the watch?

Hari borrowed $R s . 12600$ from a moneylender at $15 %$ per annum simple interest. After $3$ years, he paid $R s . 7070$ and gave a goat to clear off the debt. What is the cost of the goat?

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Mohit borrowed Rs. 7,500 from Sohan at 8 % per annum compound interest. After 2 year Mohit gave Rs. 6,248 and an old T.V. set to clear his account. Find the cost of the T.V. set.

The correct option is D Rs. 2,500Sum = Rs.7500Rate = 8 %Time =2 yearsSum after 2 years =7500(1+8100)2⇒7500×108100×108100=8748Mohit gave Rs. 6248 and an old T.V set to clear his account of Rs. 8748.∴ Cost of the T.V =8748−6248=2500.

Mohit borrowed Rs. $7, 500$ from Sohan at $8$ $%$ per annum compound interest. After $2$ year Mohit gave Rs. $6, 248$ and an old T.V. set to clear his account. Find the cost of the T.V. set.