**Q1. A sum of money invested at simple interest doubles itself in 3 yrs and 4 months. Find in how many years it will become 7 times of itself at the same rate? (in years)**

(a) 20

(b) 18

(c) 15

(d) 21

(e)24

**Q2. Sohail invested Rs. 5000 in a scheme offering 10% simple interest. If the same sum is invested in another scheme for 2 more years offering 15% simple interest then it would have fetched Rs. 2000 more. Find time period (in years) of investment in first scheme.**

(a) 2.5

(b) 4

(c) 3

(d) 1.5

(e) 2

**Q3. A man invested Rs. 1600 on CI for two years at the rate of R% p.a. and gets amount of Rs. 2304. If man invested same sum on SI for same period of time at the rate of (R – 8)%, then find interest he will get?**

(a) 384 Rs.

(b) 324 Rs.

(c) 316 Rs.

(d) 372 Rs.

(e) 306 Rs.

**Q4. A certain amount was invested for certain time and at a certain rate at simple interest. After 2 years, amount obtained is Rs.24000 and after 5 years total amount obtained Rs.30000. Find the amount invested initially. **

(a) Rs.25000

(b) Rs.20000

(c) Rs.40000

(d) Rs.30000

(e) Rs.35000

**Q5. Anurag borrowed a sum of Rs.15000 from two banks at SI. If both banks charged interest at 12% p.a. and at 20% p.a. and Anurag paid Rs.2560 as total interest after completion of 1 year, then find amount borrowed by him at 20% p.a.**

(a) Rs.7500

(b) Rs.8000

(c) Rs.5500

(d) Rs.7000

(e) Rs.9500

**Q6. If simple interest on a certain sum of money for three years is Rs. 450 and the compound interest on the same sum at the same rate for 2 years is Rs. 309, then the principal invested in rupees is : **

(a) Rs. 3000

(b) Rs. 1875

(c) Rs. 1500

(d) Rs. 2250

(e) Rs. 2500

**Q7. An amount becomes Rs. 12375 in two years and Rs. 27843.75 in 4 years at C.I., then find the Amount.**

(a) Rs. 5000

(b) Rs. 5500

(c) Rs. 6000

(d) Rs. 6500

(e) Rs. 4500

**Q8. Compound interest on certain sum for 2 years is Rs 1782. And simple interest at same interest on same sum is Rs 1620 in 2 years. Find the sum.**

(a) Rs 5500

(b) Rs 4500

(c) Rs 4050

(d) Rs 5025

(e) Rs 4000

**Q9. If difference between S.I on Rs. 2000 and C.I on 1600 for two year at same rate of interest is Rs. 64. Find rate of interest. (S.I > C.I)**

(a) 5%

(b) 10%

(c) 20%

(d) 8.5%

(e) 12.5%

**Q10. Arun invested Rs. 10,000 for three years at CI at the rate of 20% per annum. If in 1st and 3rd year interest is calculated annually and in 2nd year it was calculated half-yearly, then find the total interest received by Arun in three years? **

(a) Rs 7554

(b) Rs 7424

(c) Rs 7868

(d) Rs 7262

(e) Rs 7343

**Q11.Difference between CI received in first 1.5 years (compounded annually) at 20% per annum and CI received in last 1.5 years when compounded half yearly at the same rate of interest on the same sum is Rs 715 then find the sum?**

(a) Rs. 66,000

(b) Rs. 65,000

(c) Rs. 64,500

(d) Rs. 65,500

(e) Rs. 67,500

**Q12. Deepak invested some amount on SI out of Rs.47000 and rest amount on C.I. for two years. If S.I. is offering 12% p.a. and C. I. is offering 15% p.a. compounding annually and C.I. is Rs.532.5 more than S.I., then find amount invested by Deepak on C.I?**

(a) Rs.23000

(b) Rs.22000

(c) Rs.21000

(d) Rs.25000

(e) Rs.24000

**Q13. Dharam invested Rs.10000 in two schemes for two years and both schemes offer R% S.I. If difference between S.I. earned on both schemes is Rs.480 and ratio of interest earned from both schemes is 3 : 2. Then, find the value of R.**

(a) 15 %

(b) 10 %

(c) 20 %

(d) 16 %

(e) 12%

**Q14. Amount of Rs. 8000 is lent at simple interest in two parts at 20% and 10% respectively. If after one year he will get Rs. 1150 as interest then find amount which was lent at 20% per annum.**

(a) Rs.3000

(b) Rs.5000

(c) Rs.3500

(d) Rs.4500

(e) Rs. 4200

**Q15. A lent B Rs.12000 on C.I. at the rate of 20% per annum and at the end of first year B borrowed Rs. ‘x’ more from A on C.I. at the same rate. If at the end of second year, B paid total amount of Rs.20400 to A, then find value of x? **

(a) Rs.2400

(b) Rs.2000

(c) Rs.3600

(d) Rs.2600

(e) Rs.4000

**Solutions**