Direction: Read the following table carefully and answer the following questions:

Table shows the percentage of male and female employees in different education in a company and total number of males and females:

The difference between Graduate female and male employees in the company.

Remi earns a profit of 20% on selling an article at a certain price. If she sells the articles for ₹8 more, she will gain 30%. What is the original cost price of 16 such articles?

The average of 5 consecutive even numbers is A. If next 5 even numbers are also included, then what is the average of these 10 numbers?

10 men working 6 hours a day can complete a work in 18 days. How many hours a day must 15 men work to complete the same work in 12 days?

What is the value of y in the following equation?
(1÷23) of [2{3 + 4(35 + 7)}] = y

The following table shows the numbers of chairs made of plastic and of steel in 5 different colours that were sold from a furniture showroom during a sale.

The total number of chairs of colour C3 sold are what percentage of all the chairs of these 5 colours sold, both plastic and steel ones put together? [Give your answer correct to 2 decimal places.]

For any real value of $${\sqrt {secθ-1}\over \sqrt {secθ+1} }=?$$

Two trains of lengths 100 m and 140 m respectively are running in opposite directions on parallel tracks. If their speed is 29 km/hour and 43 km/hour respectively. In what time will they cross each other?