I am the owner of a pet store. If I put in one canary per cage, I have one bird too many. If I put in two canaries per cage, I have one cage too many. How many cages and canaries do I have?

If cat + dog = 7, and rat + mouse = 31, what does alligator + bird equal?

A rectangle has the dimensions of 14 cm x 10 cm. It's length is reduced by 'x' cm and it's breadth is increased by 'x' cm to make it a square. It's area changes by -

A motorcycle stunts man belonging to a fair, rides over the vertical walls of a circular well at an average speed of 54 kph for 5 minutes. If the radius of the well is 5 meters then the distance traveled(in kilometers) is:

Tom, Dick and Harry went for lunch to a restaurant. Tom had $100 with him, Dick had $60 and Harry had $409. They got a bill for $104 and decided to give a tip of $16. They further decided to share the total expenses in the ratio of the amounts of money each carried. The amount of money which Tom paid more than what Harry paid is

A father is three times as old as his son. After fifteen years the father will be twice as old as his son's age at that time. What is the present age of the father?

How many new word can be formed using all the letters of "CONSULTANCY"?

There are total 64 matches in a knock out tournament where the winner, runner & third position holder will be given prizes. Find how many teams are there in that knock out tournament??

How many words can be formed using all the letters in the word "INDIA" so that vowels are always together?

Find the unit digit of the following expression 567^4

the probability of getting 4 heads out of 4 tosses by a fair coin is

what's the maximum area of the sqaure which can be fit within a circle having a radius of 5*sqrt(2)?

In a Java code there are several number of classes & each classes have several methods in it. If the number of classes is decreased by 2 then each class would have 1 method more to keep the total number of methods the same. How many classes are there in that code?

A train is coming towards a cat, seating in a 30m long tunnel.The Cat is 10m away from that end of the tunnel from where the train is entering the tunnel.If the Cat starts to run towards the train it will meet the train just at the end of the tunnel & if the cat starts to run opposite to the train then also it will meet the train on the opposite end of the tunnel.If the speed of the train is 36mile/hour, than the speed of the cat is..

How many 4 digit numbers can be formed using the digits 0,9,1,8,2. repetition of the digits is not allowed.

How many unique 5 letter words can be formed using the letters A,E,I,O,U where all the vowels will be together. repetition of a letter is not allowed.

1,1,4,8,9,27,16,64

1,2,6,24,120

7,19,37,61

0,6,24,60,120