The value of $$ {5-[2+3(2-2× 2 +5)-5]÷5}\over {4×4÷4}of(4+4÷4 of 4)$$ is:

If the annual rate of simple interest increases from 8% to 13%, a man’s yearly income increases by Rs. 4800. His principal (in Rs.) is:   

Present population of a town is 1,76,400. It increased by 5 % annually. The population of Town before 2 Years was….

Naresh purchased a TV set for Rs. 11,250 after getting a discount of 10 % on the labeled price. He spent Rs. 150 on transport and Rs. 800 on installation. At what price should it be sold so that the profit earned would have been 15 % if no discount was offered? 

The average score of 42 students in a test is 69. The ratio of the number of boys to that of girls is 10 : 11. The average score of the boys is 20% more than that of the girls. The average score of the boys is:

In an examination P scored 25 marks less than Q. Q scored 45 more marks than R. T scored 75 marks which is 10 more than R. U's score is 80 less than maximum marks of the test. What approximate percentage of marks did U score in the examination if he gets 55 marks more than R?

A bag contains 30 balls, numbered 1 to 30. Two balls are drawn at random. What is the probability that the balls drawn contain a number which is multiple of 4 or 6 but not a multiple of both?