QBM014

Q1. The two owners of an art shop conduct his business in the following manner. Every once in a while he raises his price by X %, then a while later he reduces all the new prices by X %. After one such up-down cycle, the price of a painting decreased by Rs. 441. After a second up-down cycle, the painting was sold for Rs. 1944.81. What was the original price of the painting (in Rs.) ? ( CAT, 2001) a. 2756.25 b. 2256.25 c. 2500 d. 2000 Q2. A student took five papers in an examination, where the full marks were the same for each paper. His marks in these papers were in the proportion of 6:7:8:9:10. In all papers together, the candidate obtained 60% of the total marks. Then the number of papers in which he got more than 50% mark is: ( CAT, 2001) a. 1 b. 3 c. 4 d. 5 Q3. A college has raised 75% of the amount it needs for a new building by receiving an average donation of Rs. 600 from the people already solicited. The people already solicited represents 60% of the people, the college will ask for donations. If the college is to raise exactly the amount needed for the new building, what should be the average donation from the remaining people to be solicited? ( CAT, 2001) a. 300 b. 250 c. 400 d. 500 Q4. If the prices of petrol increase by 20%, by how much must a user cut down his consumption so that his expenditure on petrol remains constant? Q5. In a class, there are 20 boys whose average age is decreased by 2 months, when one boy aged 18 years is replaced by a new boy. The age of the new boy is: (a) 14 years 8 months (b) 15 years (c) 16 years 4 months (d) 17 years 10 months. Q6. Peter got 30% of the maximum marks in an examination and failed by 10 marks. However, Paul who took the same examination got 40% of the total marks and got 15 marks more than the passing marks. What was the passing marks in the examination? a. 35 b. 250 c. 75 d. 85 Q7. A shopkeeper gives two successive discounts of 8% and 12%. What is the overall discount? Q8. An alloy contains 20g copper, 30g tin and 60g silver and nothing else. What is the percentage of component in tin? Q9. Forty per cent of the employees of a certain company are men, and 75% of the men earn more than Rs, 25,000 per year. If 45% of the company’s employee earn more than Rs.25,000 per year, what fraction of the women employed by the company earn Rs. 25,000 per year? ( CAT, 2001) a. 2/11 b. 1/4 c. 1/3 d. 3/4 Q10. The average weight of 8 persons is increased by 2.5 kg when one of them whose weight is 56 kg is replaced by a new man. The weight of the new man is: (a) 66 kg (b) 75 kg (c) 76 kg (d) 86 kg Q11. An election contested by two candidates the loser secured 43% votes and lost by a margin of 42000 votes. How many voted in the election? Q12. 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 salary? Q13. The average of the daily income of A, B and C is Rs. 60. If B earns Rs. 20 more than C and A earns double of what C earns; what is the daily income of C? (a) Rs. 75 (b) Rs. 60 (c) Rs. 40 (d) none of these Q14. The average of marks obtained by 120 candidates was 35. If the average of marks of passed candidates was 39 and that of failed candidates was 15, the number of candidates who passed the examination is: (a) 100 (b) 110 (c) 120 (d) 150 Q15. The rate of increase of the price of sugar is observed to be two percent more than the inflation rate expressed in percentage. The price of sugar, on January 1, 1994 is Rs. 20 per kg. The inflation rates of the years 1994 and 1995 are expected to be 8% each. The expected price of sugar on January 1, 1996 would be: END