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A sum of Rs 15,600 is invested partly at...

A sum of Rs 15,600 is invested partly at 7% per annum and the remaining at 9% per annum simple interest. If the total interest at the end of 3 years is Rs 3,738. How much money was invested at 7% per annum?
15600 रुपये की एक राशि का कुछ भाग 7% प्रति वर्ष तथा शेष भाग 9% प्रति वर्ष साधारण ब्याज पर निवेश किया जाता है | यदि 3 वर्षों के अंत में कुल ब्याज 3738 रुपये है, तो 7% प्रति वर्ष की दर से कितनी राशि निवेश की गयी थी ?

A

Rs. 7,800

B

Rs. 7,900

C

Rs. 7,600

D

Rs. 7,700

Text Solution

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The correct Answer is:
B
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A sum of Rs. 15,000 is invested partly at 12% per annum and the remaining at 10% per annum simple interest. If the total interest at the end of 2 years is Rs. 3,344 how much money was invested at 10% per annum? 15000 रुपये की एक राशि का कुछ भाग 12% प्रति वर्ष तथा शेष भाग 10% प्रति वर्ष साधारण ब्याज पर निवेश किया जाता है | यदि 2 वर्षों के अंत में कुल ब्याज 3344 रुपये है, तो 10% प्रति वर्ष की दर से कितनी राशि निवेश की गयी थी ?

A sum of Rs. 12,800 is invested partly at 15% per annum and the remaining at 12% per annum simple interest. If the total interest at the end of 3 years is Rs. 5085. Then how much money was invested at 15% per annum. 12,800 रुपये की एक राशि अंशतः 15% प्रति वर्ष तथा अंशतः 12% प्रति वर्ष साधारण ब्याज पर निवेश की जाती है | यदि 3 वर्ष के अंत में कुल ब्याज 5085 रुपये है, तो 15% प्रति वर्ष पर कितनी राशि निवेश की गयी थी?

A sum of rs 10,200 is invested partly at 8% per annum and remaining at 6% per annum for 3 years at simple interest. If the total interest is rs 2,124, how much money was invested at 6% per annum? 10200 रुपये की एक राशि 3 वर्षो के लिए अंशतः 8% प्रति वर्ष और शेष 6% प्रति वर्ष साधारण ब्याज की दर से निवेश की जाती है | यदि कुल ब्याज 2124 रुपया है, तो 6% प्रति वर्ष पर कितनी राशि निवेश की गयी थी ?

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