CSIR PREP2014- PART A (General Aptitude)

A sphere of radius 4cm is carved from a homogeneous sphere of radius 8cm and mass 160g.The mass of the smaller sphere is

In a bag containing only blue, red and green marbles,all but 15 are blue,red and and all but 12 are gree.How many are red?

Insert the missing number in 4 : 17 ::17 : ?

A coin is tossed six times.The probability that head will occur at least once is

Select the number from the given options in completing the given series.9,8,8,8,7,8,6 ....

A person buys a shirt with marked price Rs.300/- at 20% discount.In order to make a profit of 20% the person should sell the shirt for

A box of sticks of equal lengths is provided .The minimum number of sticks needed to build a frame to enclose a 3-dimensional volume is

The gross income of a person is Rs.20000.10% of his income is exempted from income tax and his net income is Rs.19100.The rate of income tax is:

Two dice are thrown simultaneously.The probability of obtaining a total score of 5 is:

A man can row three quarters of a kilometer against the stream in 11 '1/4 minutes and return in 7 '1/2 minutes.Find the speed of the man in still water

If TOUR is written as 1234,CLEAR is written as 56784 and SPARE is written as 90847, find the code for CARE

Find the number of different permutations of the letters of the word BANANA

A six centimetre cube is painted green on all sides.It is cut into two centimetre cubes.How many cubes will be there with two sides painted?

One of the two exclusive events must occur, the chance of one is 2/3 of the other, then odds in favour of the other are:

In a code language 35796 is written as 44887.Find the code for 46823

The letters in the first set have a certain relationship.On the basis of this relationship mark the right choice for the second set:
AST : BRU :: NQV : ?

A reduction of 20% in the price of coffee enables a purchaser to obtain 4kg more for Rs.80/-.The reduced price per kg of coffee is:

3 7 6 5 9 3 12 1 15 ...

What is the respective ratio of men to women working in night shifts from the call centre industry?

If / means X, X means +,+ means - and - means /.Find the value of 16 X 3 + 5 - 2 /4