ISRO Junior Personal Assistant 2010 Paper-II

The mean of 200 items was 50. Later on, it was discovered that 2 items were misread as 92 and 8 instead of 192 and 88. Then the correct mean is:

A tank is filled with $$\frac{1}{5}$$ part of it with water. 8 litres of water is taken from it. If the tank is filled with $$\frac{1}{6}^{th}$$ part of it water now, How many liters of water can the tank hold?

Arrange the following in ascending order of magnitude:
$$\frac{3}{4}, \frac{53}{72}, \frac{89}{116}$$

The difference of two numbers is $$11$$ and $$\frac {1}{5}^{th}$$ of their sum is 9. The numbers are

3 men can do as much work as 5 women and 1 woman can do as much work as 2 children. If 20 women can finish work in 14 days, in how many days will the same work be finished by 6 men, 5 women and 5 children?

A team of 8 persons joins in a shooting competition. The best marks man scored 85 points. If he had scored 92 points the average score for the team would have been 84. The number of points, the team scored was:

Profit earned by selling an article for Rs.1060/- is 20% more than the loss incurred by selling the article for Rs.950/-. At what price should the article be sold to earn 20% profit?

The area of a rectangle is thrice that of a square. If the length of the rectangle is 40cm and its breadth is $$\frac{3}{2}$$ times that of the sides of the square, then the side of the square is:

A man rows upstream 8 km and downstream 220 km taking 4 hrs each time. Find the speed of the man in still water?

An aeroplane travels distances 2500 kms, 1200 kms and 500 kms at the rate of 500 km/hr, 400 km/hr and 250 km/hr respectively. The average speed in km/hr is: