In solving a problem, one student makes a mistake in the coefficient of the first degree term and obtains – 9 and – 1 for the roots. Another student makes a mistake in the constant term of the equation and obtains 8 and 2 for the roots. The correct equation was 

Direction: Percentage of different types of employees in a company in two consecutive years.

The number of A type employees in 1998 was approximately what percent of the number of A type employees in 1997? 

Direction: Percentage of different types of employees in a company in two consecutive years.

If the number of D type employees in 1998 was 5000. What would have been its approximate percentage in the company? 

Direction: Percentage of different types of employees in a company in two consecutive years.

What was the approximate difference in the number of B type of employees during 1997 and 1998? 

Direction: Percentage of different types of employees in a company in two consecutive years.

From 1997 to 1998 in the case of which of the following types of employees the change was maximum ? 

Direction: Percentage of different types of employees in a company in two consecutive years.

In 1997 the total number of which of the following types of pairs of employees was approximately equal to the employees in 1998? 

Two students appeared at an examination. One of them secured 9 marks more than the other and his marks were 56 % of the sum of their marks. The marks obtained by them are: 

Which of the following is a perfect square as well as a cube ?