In the Science City, Kolkata the rate of the ticket is increased by 50% to increased the revenue but simultaneously 20% of the visitor decreased. What is percentage change in the revenue. if it is known that the Science city collects one revenue only from the visitors and it has no other financial supports:
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25% of 25% Is Equal To
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2
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In a factory there are three types of machine M1, M2 and M3 which produces 25%, 35% and 40% of the total products respectively. M1, M2 and M3 produces 2%, 4% and 5% defective products, respectively. what is the percentage of non-defective products ?
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3
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30% of a number when subtracted from 91, gives the number itself. Find the number.
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4
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Last year, the population of a town was x and if it increases at the same rate, next year it will be y. the present population of the town is
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5
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The price of rice falls by 20%. How much rice can be bought now with the money that was sufficient to buy 20 kg of rice previously?
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6
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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 up-down cycle,the price of that jewel was Rs. 2304. Find the original price of that jewel(in Rs.)
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7
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The population of a town increased from 175000 to 262500 in a decade. The average percent increase of population per year is?
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8
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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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9
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If a 36 inches long strip cloth shrinks to 33 inches after being washed, how many inches long will the same strip remain after washing if it were 48 inches long?
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10
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Each side of a rectangular field diminished by 40%. By how much per cent is the area of the field diminished?
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