A certain company has 80 employees who are engineers. In this company engineers constitute 40% of its work force. How many people are employed in the company?

The number of post graduate engineers employed in the company W is what per cent of the total engineers employed in that company ?

What is the averae number of junior engineers employed in all the companies ?

A construction company employs 2 executive engineers, Engineer I does the work for 60% of jobs of the company. Engineer 2 does the work for 40% of jobs of the company. It is known from the past experience that the probability of an error when engineer does the work is 0.03, whereas the probability of an error in the work of engineer 2 is 0.04. Suppose a serious error occurs in the work, which engineer would you guess did the work?

A contractor undertakes to built a walls in 50 days. He employs 50 peoples for the same. However after 25 days he finds that only 40% of the work is complete. How many more man need to be employed to complete the work in time?

An HR Company employ 4800 people, out of which 45 percent are males and 60 percent of the males are either 25 years or older. How many males are employed in HR Company who are younger than 25 years ?

In a certain company, the ratio of male to female employees is 7:8. If 3 more men were hired, this ratio would increase to 8:9. How many male employees are there in the company?

A computer company manufactures 180 laptops with the help of 40 engineers in 30 days. How many engineers would be needed to manufacture 2700 laptops in 200 days.