Question 281. Find the rate percent per annum if Rs. 2000 amounts to Rs. 2315.25 in one and half years interest being compounded half yearly.

Question 282. One can purchase a flat from a house building society for Rs. 55000 cash or on the terms that he should pay Rs. 4275 as cash down payment and get the rest in three equal installments. The society charges interest at the rate of 16% per annum compounded half-yearly. If the flat is purchased under installment plan, find the value of each installment ?

Question 283. The sum of money which when given on compound interest at 18% per annum would fetch Rs 960 more when the interest is payable half-yearly then when it was payable annually for 2 years is = ?

Question 284. In what time will Rs 64000 amounts to Rs 68921 at 5% per annum interest being compounded half yearly ?

Question 285. When principal = Rs. S, rate of interest = 2r % p.a., then a person will get after 3 years at compound interest = ?

Question 286. At what rate of compound interest per annum will a sum of Rs. 1200 become Rs. 1348.32 in 2 years ?

Question 287. On what sum of money will the difference between simple interest and compound interest for 2 years at 5% per annum be equal to Rs. 63 ?

Question 288. A sum of Rs. 5324 is accumulated in 3 years at 10% compound interest, What is the original amount = ?

Question 289. On a certain sum of money, the simple interest for 2 years is Rs 350 at the rate of 4% per annum. If it was invested at compound interest at the same rate for the same duration as before, how much more interest would be earned?

Question 290. The compound interest on a sum of Rs 5000 at 8% per annum for 9 months when interest is compounded quarterly is = ?