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EXERCISSE, 1. 104%, , can be expressed as:, , (A) 10,400, C) 104, 2., , (B) 10.4, (D) 1.04, , Express 3 as percentage, , (A) 350%, (B)3.5%, (C) 35%, (D) 0.35%, 3. What percent is 1 minute of an hour?, 1, , (A)60, C) 1, , (B) 60%, , D), , 4. What percent is 25 paise of Rs. 100?, , A) 250%, (C) 2.5%, , (B) 25%, , (D) 0.25%, 5. If 30% of a number is 300, then the number is:, (A) 900, (B) 10, (C) 100, (D) 1,000, 6. In an examination a candidate has to secure, 40% of the marks to pass. If a candidate secures, 190 marks and fails by 10 marks, the total, , number of marks in the examination is:, (A) 600, , (B) 500, , (C) 400, , (D) 360, , 7. 40% of a number when subtracted from the, number gives30. What is that number?, (A) 40, (B)70, (D) 80, (C) 50, 8. The population of a village is increased from, 50,000 to 55,000. The percentage increase in, the population is :, (A) 5%, , (B) 10%, , (D) 50%, (C) 20%, 9. If Ram's salary is 50% more than Shyam's,, how much percent is Shyam's salary less than, Ram's salary ?, (A) 33.5%, , (B) 33, , (C) 50%, , (D) 15%, , 10. If 37% of a number is 600, then 62% of the, number will be, (A) 1,600, (B) 1,200, C) 1,000, (D) 800, 11. An ore contains 5% Zinc: How many kg of ore, are required to get 60 kg, , of Zine?, , (A) 400 kg, (B) 200 kg, (C) 100 kg, , (D) 1,000 kg, 12. Surinder appears in an examination, in, , which a student has to secure 36% of the, marks to pass. If he secures 198 marks and, , fails by 18 marks, find the total marks in, examination:, (B) 600, (A) 800, (D) 900, (C) 700, 13. If 2 itre of water are evaporated on boiling, 8 litre of sugar solution containing 6% of, , sugar, the % of sugar in the remaining solu-, , tionis, (A) 0.6%, (C) 6%, , (B) 0.8%, (D) 8%, , 14. A person loses 12% of his money and after, spending 70% of the remainder, is left with, Rs. 840. What is his initial, , money?, , (A) Rs. 2,800, (B) Rs. 3,000, (C) Rs. 3,200, (D) None of these, 15. After deducting 10% from a certain sum and, , then 20% from the remainder, there is Rs., , 14,400 left. The original sum is, (A) Rs. 18,000, (B) Rs. 20,000, (C) Rs. 22,000, (D) Rs. 22,250

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16. The, , population, , of, , city, , is 15,00,000. It, increases by 10% during lst, year, decreases, by 20% in 2nd year and increases by 30% in, the 3rd year. The population after 3, years is:, A) 17,16,000, a, , (B) 17.50,000, , C) 16,50,000, (D) 16,00,000, 17. If the population of a town is increased by, 12% in thbe first year and is decreased by 12%, in the next year, then the population of the, , also increased, , by, , 15%. What is the %, , increase/decrease in his savings?, , (B) 10% decrease, (A) 40% increase, (C) 5% increase, (D) 0%, 19, If the price of sugar is increased by 1%, what, percentage should be the reduction in the, Consumption so that there is no extra, , expenditure, (A) 1%, , (C)100, , town1s, , (B) 10%, , L00, (D) 101, , 20.If 42% of a given number is 12.6, then the, number is:, , (A) 1.44% increased, , (B) 1.44% decreased, C) 1% decreased, (D) not effected, , (A) 30, , 18. A man spends 80% of his income. His income, is increased by 20% and his expenditure is, , ANSWERS, , (B) 40, (C) 35, (D) 45