Multiple choice

Equal sum of money are lent to A and B at 7.5% per annum for a period of 4 years and 5 years respectively. If the difference in interest, paid by them was Rs. 225, the sum lent to each was. समान धनराशि को A और B को 7.5 वार्षिक ब्याज की दर से क्रमशः 4 व 5 वर्ष के लिए उधार दिया जाता है। यदि ब्याजों में अन्तर, जो उनके द्वारा देय था, रू. 225 है। प्रत्येक को उधार दी गई धनराशि है।

  1. Rs. 2500

  2. Rs. 2400

  3. Rs. 3000

  4. Rs. 2800

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Let sum = P. For A (4 years): Interest = P×7.5×4/100 = 0.3P. For B (5 years): Interest = P×7.5×5/100 = 0.375P. Difference = 0.375P - 0.3P = 0.075P. Given 0.075P = 225, so P = 225/0.075 = 3000. The sum lent to each was Rs. 3000.