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Aptitude
1. Which of the following statement(s) is(are) not truea. Literate workers have small families than illiterate workers.b. Families with 2 or less than 2 children are commoner than familieswith 3 or more children.c. 2 children families constitute 60% of the families of workers.d. More the no. of children a worker has the more illiterate he is.e. None the above statement is true.Ans: e
2. ......of a mutual instrument vibrate 6,8 & 12 intervalsrespectively. If all three vibrate together what is the timeinterval before all vibrate together again?LCM of NR Ans: 1/2 sec
3.  Certain no. of men can finish a piece of work in 10 days. Ifhowever there were 10 men less it will take 10 days more for thework to be finished. How many men were there originally.Ans: 110 men
4. In simple interest what sum amounts of Rs.1120/- in 4 years and Rs.1200/- in 5 years.Ans: Rs.800/-
5.  Sum of money at compound interest amounts of thrice itself in 3 years. In how many years will it take 9 times itself.Ans: 6
7. Two trains in the same direction at 50 & 32 kmph respectively. A man in the slower train observes the 15 seconds elapse before the faster train completely passes him.What is the length of faster train ?Ans: 75m
8. How many mashes are there in a sq. m of wire gauge. Each mesh being 8mm long X 5mm widthAns: 25000
9. x% of y is y% of ?Ans: x
10. The price of sugar increases by 20%, by what % house-wife should reduce the consumption of sugar so that expenditure on sugar can be same as beforeAns: 16.66
11.  A man spending half of his salary for house hold expenses, 1/4th for rent, 1/5th for travel expenses, a man deposits the rest in a bank. If his monthly deposits in the bank amount 50. What is his monthly salary ?Ans: 1000
12. The population of a city increases @ 4% p.a. That is an additioanl annual increase of 4% of the population due to this influx of job seekers, the % increase in population after 2 years is  
13. The ratio of no. of boys & girls in a school is 3:2 Out of these ?% the boys & 25% of girls are scholarship holders. % of students who are not scholarship holders.?
14. 15 Men take 21 days of 8 hrs. each to do a piece of work. How many days of 6 hrs. each would do if 21 women take. If 3 women do as much work of 2 men.Ans: 30
15. a cylinder ingot 6cms in diameter and 6 cms in height is and spheres all of the same size are made from the material obtained.what is the diameter of each sphere?Ans:3cms
16. rectangular plank of sqrt(2)meters wide can be placed so that it is on either side of the diagonal of a square shown below.what is the area of the plank?Ans:7sqrt(2)
17.  the difference b/w the compound interest payble half yearly and the simple interest on a certain sum cont out at 10% p.a for 1 year is Rs 25 what is the sum Ans:10,000
18. what is the smallest n0 by which 2880 must be divided in order to make it a  perfect square ?a)3 b)4 c)5 d) 6 e)8 
Ans: c
19.a father is 30 times more than his son however he will be only thrice as old as the sonwhat is father,s present age ?Ans: 40
20. An article sold at a profit of 20% if both the c.p & s.p were to be Rs.20/- the profit would be 10% more. What is the c.p of that article?Ans: 1% loss
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