Quantitative Apitude-Percentage
Quantitative Apitude-Percentage
91. The population of a town is 18000. It increase by 10% during first year and by 20% during the second years. The population after 2 years wil be :
- 19800
- 21600
- 23760
- None
92. The population of a city increase at the rate of 5% annually. Its present populationis 1,85,220. Its population 3 years ago was :
- 181500
- 183433
- 160000
- 127783
93. The value of a machie depreciates at the rate of 10% every year.It was purchased 3 years ago. If its present value is Rs. 8748, its purchase price was :
- Rs. 10000
- Rs. 11372.40
- Rs. 12000
- None
94. A bal pen factory decided to reduce its production by 10% over that of previous month for next 3 months starting from February 1994. In January 1994, it produced 3000 ball pend. How many ball pens were produced in March 1994 ?
- 2700
- 2430
- 2187
- 2400
95. The present population of a country estimated to be 10 crores is expected to increase to 13.31 crores during the next three years. the Uniform rate of growth is :
- 8%
- 12.7%
- 10%
- 15%
96. A building worth Rs 133.100 is constructed on land worth Rs. 72,900. After how many years will the value of both be the same if land appreciates at 10% p.a. and building depreciates at 10% p.a. ?
- 5/2
- 2
- 3/2
- 3
97. The population of a town increase 4% annually butis decreased by emigration annually to the extent of (1/2)%. What will be the increase percent in 3 years ?
- 9.8
- 10
- 10.5
- 10
98. The current birth rate per thousand is 32, whereas corresponding death rate is 11 per thousand. the net growth rate in terms of population increase in percent is given by
- 0.021%
- 0.0021%
- 21%
- 2.1%
99. A reduction of 21% in the price of wheatenables a person to buy 10.5 kg more for Rs. 100. What is the reduced price per kg ?
- Rs. 2
- Rs. 2.25
- Rs. 2.30
- Rs. 2.50
100. A man's basic pay for a 40 hour week is Rs. 20. Overtime is paid for at 25% above the basic rate. In a certain week, he worked overtime and his total wage was Rs. 25. He, therefore, worked for a total of :
- 45 hours
- 47 hours
- 48 hours
- 50 hours