In the following pie charts the percentage of employees of a company working in 8 different countries has been given. Study these pie-charts carefully to answer the questions.
What is the ratio between male employees working in the country I and country II respectively ?
What is the ratio between the number of male employees and female employees in country II?
If an increase of 40% is made in the average number of female employees, working in countries III, IV and V, then their resulting average number will be what per cent of the average number of female employees ?
For the following questions answer them individually
A boat takes a total time of eight hours to travel 63 kms upstream and the same distance downstream. The speed of the current is $${1 \over 8}$$th of the speed of the boat in still water. What is the speed of the boat in still water? (in km/hr)
From a container of milk, 5 litres of milk is replaced with 5 litres of water. This process is repeated again.Thus in two attempts the ratio of milk and water became 81 : 19. The initial amount of milk in the container was
Sonal’s age 4 years hence will be equal to Radhika’s age five years ago. If the respective ratio between Radhika’s present age and Komal’s present age is 3 : 2 and Komal’s present age is 22 years, what is Sonal's present age ? (in years)
The salary of an employee of a company increases every month by 4%. If his salary in August was Rs.6,300, what will be his approximate salary in month of October of the same year ?
A rectangular plot 55 m long and 45 m broad, has two concrete crossroads (of equal width) running in the middle of it - one parallel to the length and the other parallel to the breadth. The rest of the plot is used as a lawn. If the area of the lawn is 1911 m2, what is the width of each of the crossroads ? (in m)