Quantitative Apitude-Simple Interest
Quantitative Apitude-Simple Interest
31. How long will it take a sum of money invested at 5% p.a. S.I. to increase its value by 40% ?
- 5 years
- 6 years
- 7 years
- 8 years
32. A monthly instalment of Rs. 180 is required to be paid for repayment of an interest free loan in 40 months. If it is decided to pay it in 30 months, how much will be the monthsly instalment in rupees?
- 60
- 198
- 240
- 330
33. A sum of Rs. 1550 is lent out into two parts, one at 8% and another one at 6%. If the total annual income is Rs. 106, the money lent at 8% is :
- Rs. 650
- Rs. 720
- Rs. 840
- Rs. 900
34. A sum of Rs. 2600 is lent out in two parts in such a way that the interest on one part at 10% for 5 years is equal to that on another part at 9% for 6 years. The sum lent out at 10% is :
- Rs. 1150
- Rs. 1250
- Rs. 1350
- Rs. 1450
35. A sum of Rs. 1550 was lent partly at 5% and partly at 8% p.a. simple interest. The total interest received after 3 years was Rs. 300. The ratio of the money lent at 5% to that lent at 8% is :
- 8 : 5
- 5 : 8
- 31 : 6
- 16 : 15
36. A man invests a certain sum of money at 6% p.a. simple interest and another sum at 7% p.a. simple interest. His income from interest after 2 years was Rs. 354. One fourth of the first sum is equal to one fifth of the second sum. the total sum invested was :
- Rs. 2600
- Rs. 2700
- Rs. 2880
- Rs. 2900
37. A man investa an amount of Rs. 15860 in the ames of his three sons A , B and C in such a way that they get the same amount after 2, 3 and 4 years respectively. If the rate of simple interest is 5%, then the ratio of amounts invested among A, B and C will be :
- 10 : 15 : 20
- 22: 23 : 24
- 6 : 4 : 3
- 2 : 3 : 4
38. Rs. 2189 are divided into threeparts such that their amounts after 1 , 2 and 3 years respectively may be equal, the rate of simple interest being 4% p.a. in all cases. The smallest part is :
- Rs 702
- Rs.597
- Rs. 756
- Rs. 1093
39. The rates of simple interest in two banks A and B are in the ratio 5 : 4 , A person wants to deposit has total savings in two banks in such a way that he received equal half yearsly interest from both. He should deposit the savings in banks A and B in the ratio :
- 2 : 5
- 4 : 5
- 5 : 2
- 5: 4
40. A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is:
- Rs. 650
- Rs. 690
- Rs. 698
- Rs. 700