31). The prices of two articles are as 3: 4. If the price of the first article is increased by 10% and that of the second by Rs.4, one original ratio remains the same. The original price of the second article is
| A). Rs.40 |
| B). Rs.10 |
| C). Rs.30 |
| D). Rs.35 |
|
32). A saves 20% of his monthly salary. If his monthly expenditure is Rs. 6000, then his monthly savings is
| A). Rs.120 |
| B). Rs.4800 |
| C). Rs.1500 |
| D). Rs.1800 |
|
33). From 2008 to 2009, the sales of a book decreased by 80%. If the sales in 2010 was the same as in 2008, by what per cent did it increase from 2009 to 2010?
| A). 80% |
| B). 100% |
| C). 120% |
| D). 400% |
|
34). In a particular constituency, 75% of voters cast their votes, out of which 2% were rejected. The winning candidate received 75% of the valid votes and bagged a total of 9261 votes. The total number of voters in the constituency is
| A). 14500 |
| B). 18900 |
| C). 16800 |
| D). 24000 |
|
35). If increasing 20 by P percentage gives the same result as decreasing 60 by P percentage, what is P percentage of 70?
| A). 50 |
| B). 140 |
| C). 14 |
| D). 35 |
|
36). Last year, there were 610 boys in a school. The number decreased by 20% this year. How many girls are there in the school, if the number of girls is 175% of the total number of boys in the school this year?
| A). 854 |
| B). 848 |
| C). 798 |
| D). 782 |
|
37). Veena spends 25% of her monthly income on household expenses. Her annual income is Rs.4.32 lakh. What is the total amount that Veena spends on household expenses in 8 months together?
| A). Rs.74000 |
| B). Rs.71000 |
| C). Rs.73000 |
| D). Rs.72000 |
|
38). The salary of an employee of a company increases every month by 4%. If his salary in August was Rs.6300, then what would be his approximate salary in month of October of the same year?
| A). Rs.6552 |
| B). Rs.6967 |
| C). Rs.6814 |
| D). Rs.6627 |
|
39). 1 L of water is added to 5 L of alcohol and water solution containing 40% alcohol strength. The strength of alcohol in the new solution will be
| A). 30% |
| B). \( \Large 33\frac{1}{3} \)% |
| C). \( \Large 33\frac{2}{3} \)% |
| D). 33% |
|
40). In an examination, it is required to get 296 marks out of aggregate marks to pass. A student gets 222 marks and is declared failed by 10% marks. What are the maximum aggregate marks a student can get?
| A). 830 |
| B). 810 |
| C). 780 |
| D). 740 |
|
