Population of a town increase 2.5% annually but is decreased by 0.5% every year due to migration. What will be the percentage increase in 2 years?
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The population of a town increased from 1,75,000 to 2,62,500 in a decade. The average percent increase of population per year is:
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2
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A man buys a truck for Rs. 2,50,000. The annual repair cost comes to 2% of the price of purchase. Besides, he has to pay an annual tax of Rs. 2000. At what monthly rent must he rent out the truck to get a return of 15% on his net invests of the first year?
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3
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In an office in Singapore there are 60% female employees. 50 % of all the male employees are computer literate. If there are total 62% employees computer literate out of total 1600 employees, then the no. of female employees who are computer literate ?
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4
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A clock is set right at 12 noon on Monday. It losses 1/2 % on the correct time in the first week but gains 1/4 % on the true time during the second week. The time shown on Monday after two weeks will be
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5
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The population of village is 1,00,000. The rate of increase is 10% per annum. Find the population at the start of the third year?
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6
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80% of a smaller number is 4 less than 40% of a larger number. The larger number is 85 greater than the smaller one. The sum of these two number is
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At the beginning of a year ,the owner of a jewel shop raised the price of all the jewels in his shop by x% and lowered them by x%. The price of one jewel after this up and down cycle reduced by Rs. 100. The owner carried out the same procedure after a month. After this second updown cycle,the price of that jewel was Rs. 2304. Find the original price of that jewel(in Rs.)
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8
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If the price of a commodity is decreased by 20% and its consumption is increased by 20%, what will be the increase or decrease in expenditure on the commodity?
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9
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After three successive equal percentage rise in the salary the sum of 100 rupees turned into 140 rupees and 49 paise. Find the percentage rise in the salary.
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10
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The employer reduces the number of employees in the ratio 9: 8 and increases their wages in the ratio 14: 15 If the previous wage bill was Rs 189000 what is the amount by which the new wage bill will increase or decrease?
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