Time and Work Quantitative Aptitude Questions




Q6. A person takes a loan of Rs. 200 at 5% simple interest. He returns Rs. 100 at the end of one year. In order to clear his dues at the end of 2 years, he would pay:
(a) 125.50
(b) 110
(c) 115.50
(d) 115
(e) None of these

Solution :

Q7. The difference between simple and compound interest on Rs. 6000 for 1 year at 20% per annum reckoned half yearly is:
(a) 120
(b) 60
(c) 180
(d) 72
(e) None of these

Solution :

Q8. The simple interest on certain sum at 5% for 9 month is Rs. 10 greater than the simple interest on the same sum @ 3% for 14 months. What is the sum of interest in both the cases (i.e., total sum of interest)?
(a) Rs. 130
(b) Rs. 290
(c) Rs. 120
(d) Rs. 330
(e) None of these

Solution :

Q9. The population of vultures in a particular locality is decreases by a certain rate of interest (compounded annually). If the current population of vultures be 29160 and the ratio of decease in population for second year and 3rd year be 10 : 9. What was the population of vultures 3 years ago?
(a) 30000
(b) 35000
(c) 40000
(d) 50000
(e) None of these

Solution :

Q10. Mr. Lala Ram has lent some money to Aaju at 6% p.a. and the Baaju at 8% p.a. At the end of the year he has gain the overall interest at 7% per annum. In what ratio has he lent money to Aaju and Baaju?
(a) 2 : 3
(b) 1 : 1
(c) 5 : 6
(d) 4 : 3
(e) None of these

Solution :

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